Home / 133,997,286.40-200,995,929.60-53,218,254.40

Finding the Fourth Proportional to 133,997,286.40, 200,995,929.60 and 53,218,254.40

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Solution

The fourth proportional to 133,997,286.40, 200,995,929.60 and 53,218,254.40 is: 79,827,381.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,997,286.40 : 200,995,929.60 = 53,218,254.40 : x
  2. Step 2: Convert to fraction form
    133,997,286.40/200,995,929.60 = 53,218,254.40/x
  3. Step 3: Cross multiply
    133,997,286.40x = 200,995,929.60 × 53,218,254.40
  4. Step 4: Simplify right side
    133,997,286.40x = 10,696,652,514,817,290
  5. Step 5: Solve for x
    x = 10,696,652,514,817,290/133,997,286.40
  6. Step 6: Final answer
    x = 79,827,381.60

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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.