Home / 103,513,795.60-155,248,920.60-52,347,715.60

Finding the Fourth Proportional to 103,513,795.60, 155,248,920.60 and 52,347,715.60

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Solution

The fourth proportional to 103,513,795.60, 155,248,920.60 and 52,347,715.60 is: 78,510,562.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,513,795.60 : 155,248,920.60 = 52,347,715.60 : x
  2. Step 2: Convert to fraction form
    103,513,795.60/155,248,920.60 = 52,347,715.60/x
  3. Step 3: Cross multiply
    103,513,795.60x = 155,248,920.60 × 52,347,715.60
  4. Step 4: Simplify right side
    103,513,795.60x = 8,126,926,342,775,781
  5. Step 5: Solve for x
    x = 8,126,926,342,775,781/103,513,795.60
  6. Step 6: Final answer
    x = 78,510,562.73

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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.