Home / 1,069,575,937.20-1,604,363,905.80-488,445,203.70

Finding the Fourth Proportional to 1,069,575,937.20, 1,604,363,905.80 and 488,445,203.70

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Solution

The fourth proportional to 1,069,575,937.20, 1,604,363,905.80 and 488,445,203.70 is: 732,667,805.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,069,575,937.20 : 1,604,363,905.80 = 488,445,203.70 : x
  2. Step 2: Convert to fraction form
    1,069,575,937.20/1,604,363,905.80 = 488,445,203.70/x
  3. Step 3: Cross multiply
    1,069,575,937.20x = 1,604,363,905.80 × 488,445,203.70
  4. Step 4: Simplify right side
    1,069,575,937.20x = 783,643,854,777,408,512
  5. Step 5: Solve for x
    x = 783,643,854,777,408,512/1,069,575,937.20
  6. Step 6: Final answer
    x = 732,667,805.55

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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.