Home / 742,337,791.48-1,024,312,273.44-429,011,500.04

Finding the Fourth Proportional to 742,337,791.48, 1,024,312,273.44 and 429,011,500.04

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Solution

The fourth proportional to 742,337,791.48, 1,024,312,273.44 and 429,011,500.04 is: 591,970,057.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,337,791.48 : 1,024,312,273.44 = 429,011,500.04 : x
  2. Step 2: Convert to fraction form
    742,337,791.48/1,024,312,273.44 = 429,011,500.04/x
  3. Step 3: Cross multiply
    742,337,791.48x = 1,024,312,273.44 × 429,011,500.04
  4. Step 4: Simplify right side
    742,337,791.48x = 439,441,744,937,877,120
  5. Step 5: Solve for x
    x = 439,441,744,937,877,120/742,337,791.48
  6. Step 6: Final answer
    x = 591,970,057.27

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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.