Home / 133,931,931.60-200,898,043.20-53,152,899.60

Finding the Fourth Proportional to 133,931,931.60, 200,898,043.20 and 53,152,899.60

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Solution

The fourth proportional to 133,931,931.60, 200,898,043.20 and 53,152,899.60 is: 79,729,407.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,931,931.60 : 200,898,043.20 = 53,152,899.60 : x
  2. Step 2: Convert to fraction form
    133,931,931.60/200,898,043.20 = 53,152,899.60/x
  3. Step 3: Cross multiply
    133,931,931.60x = 200,898,043.20 × 53,152,899.60
  4. Step 4: Simplify right side
    133,931,931.60x = 10,678,313,520,046,062
  5. Step 5: Solve for x
    x = 10,678,313,520,046,062/133,931,931.60
  6. Step 6: Final answer
    x = 79,729,407.26

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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.