Home / 655,284,941.76-904,287,244.68-357,927,136.32

Finding the Fourth Proportional to 655,284,941.76, 904,287,244.68 and 357,927,136.32

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Solution

The fourth proportional to 655,284,941.76, 904,287,244.68 and 357,927,136.32 is: 493,936,184.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,284,941.76 : 904,287,244.68 = 357,927,136.32 : x
  2. Step 2: Convert to fraction form
    655,284,941.76/904,287,244.68 = 357,927,136.32/x
  3. Step 3: Cross multiply
    655,284,941.76x = 904,287,244.68 × 357,927,136.32
  4. Step 4: Simplify right side
    655,284,941.76x = 323,668,943,899,015,552
  5. Step 5: Solve for x
    x = 323,668,943,899,015,552/655,284,941.76
  6. Step 6: Final answer
    x = 493,936,184.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.