Home / 758,577,250.20-1,137,865,875.30-496,683,125.40

Finding the Fourth Proportional to 758,577,250.20, 1,137,865,875.30 and 496,683,125.40

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Solution

The fourth proportional to 758,577,250.20, 1,137,865,875.30 and 496,683,125.40 is: 745,024,688.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,577,250.20 : 1,137,865,875.30 = 496,683,125.40 : x
  2. Step 2: Convert to fraction form
    758,577,250.20/1,137,865,875.30 = 496,683,125.40/x
  3. Step 3: Cross multiply
    758,577,250.20x = 1,137,865,875.30 × 496,683,125.40
  4. Step 4: Simplify right side
    758,577,250.20x = 565,158,779,230,010,624
  5. Step 5: Solve for x
    x = 565,158,779,230,010,624/758,577,250.20
  6. Step 6: Final answer
    x = 745,024,688.10

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Double scale
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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.