Home / 243,709,759.16-365,739,179.28-103,748,343.85

Finding the Fourth Proportional to 243,709,759.16, 365,739,179.28 and 103,748,343.85

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Solution

The fourth proportional to 243,709,759.16, 365,739,179.28 and 103,748,343.85 is: 155,696,818.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,709,759.16 : 365,739,179.28 = 103,748,343.85 : x
  2. Step 2: Convert to fraction form
    243,709,759.16/365,739,179.28 = 103,748,343.85/x
  3. Step 3: Cross multiply
    243,709,759.16x = 365,739,179.28 × 103,748,343.85
  4. Step 4: Simplify right side
    243,709,759.16x = 37,944,834,129,010,792
  5. Step 5: Solve for x
    x = 37,944,834,129,010,792/243,709,759.16
  6. Step 6: Final answer
    x = 155,696,818.46

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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.