Home / 20,182,285,805.10-30,273,428,707.65-9,698,974,350.90

Finding the Fourth Proportional to 20,182,285,805.10, 30,273,428,707.65 and 9,698,974,350.90

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Solution

The fourth proportional to 20,182,285,805.10, 30,273,428,707.65 and 9,698,974,350.90 is: 14,548,461,526.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,182,285,805.10 : 30,273,428,707.65 = 9,698,974,350.90 : x
  2. Step 2: Convert to fraction form
    20,182,285,805.10/30,273,428,707.65 = 9,698,974,350.90/x
  3. Step 3: Cross multiply
    20,182,285,805.10x = 30,273,428,707.65 × 9,698,974,350.90
  4. Step 4: Simplify right side
    20,182,285,805.10x = 293,621,208,549,297,094,656
  5. Step 5: Solve for x
    x = 293,621,208,549,297,094,656/20,182,285,805.10
  6. Step 6: Final answer
    x = 14,548,461,526.35

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Double scale
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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.