Home / 30,591,132,348.30-45,886,698,522.45-18,163,065,698.70

Finding the Fourth Proportional to 30,591,132,348.30, 45,886,698,522.45 and 18,163,065,698.70

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Solution

The fourth proportional to 30,591,132,348.30, 45,886,698,522.45 and 18,163,065,698.70 is: 27,244,598,548.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,591,132,348.30 : 45,886,698,522.45 = 18,163,065,698.70 : x
  2. Step 2: Convert to fraction form
    30,591,132,348.30/45,886,698,522.45 = 18,163,065,698.70/x
  3. Step 3: Cross multiply
    30,591,132,348.30x = 45,886,698,522.45 × 18,163,065,698.70
  4. Step 4: Simplify right side
    30,591,132,348.30x = 833,443,119,959,699,488,768
  5. Step 5: Solve for x
    x = 833,443,119,959,699,488,768/30,591,132,348.30
  6. Step 6: Final answer
    x = 27,244,598,548.05

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Double scale
Find fourth proportional to 30,591,132,349.30, 45,886,698,523.95 and 18,163,065,699.70
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.