Home / 510,768,158.40-766,152,237.60-306,694,814.40

Finding the Fourth Proportional to 510,768,158.40, 766,152,237.60 and 306,694,814.40

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Solution

The fourth proportional to 510,768,158.40, 766,152,237.60 and 306,694,814.40 is: 460,042,221.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,768,158.40 : 766,152,237.60 = 306,694,814.40 : x
  2. Step 2: Convert to fraction form
    510,768,158.40/766,152,237.60 = 306,694,814.40/x
  3. Step 3: Cross multiply
    510,768,158.40x = 766,152,237.60 × 306,694,814.40
  4. Step 4: Simplify right side
    510,768,158.40x = 234,974,918,312,876,704
  5. Step 5: Solve for x
    x = 234,974,918,312,876,704/510,768,158.40
  6. Step 6: Final answer
    x = 460,042,221.60

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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.