Home / 133,931,901.60-200,897,998.20-53,152,869.60

Finding the Fourth Proportional to 133,931,901.60, 200,897,998.20 and 53,152,869.60

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Solution

The fourth proportional to 133,931,901.60, 200,897,998.20 and 53,152,869.60 is: 79,729,362.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,931,901.60 : 200,897,998.20 = 53,152,869.60 : x
  2. Step 2: Convert to fraction form
    133,931,901.60/200,897,998.20 = 53,152,869.60/x
  3. Step 3: Cross multiply
    133,931,901.60x = 200,897,998.20 × 53,152,869.60
  4. Step 4: Simplify right side
    133,931,901.60x = 10,678,305,101,225,634
  5. Step 5: Solve for x
    x = 10,678,305,101,225,634/133,931,901.60
  6. Step 6: Final answer
    x = 79,729,362.26

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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.