Home / 162,787,387.38-224,646,543.03-89,453,253.30

Finding the Fourth Proportional to 162,787,387.38, 224,646,543.03 and 89,453,253.30

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Solution

The fourth proportional to 162,787,387.38, 224,646,543.03 and 89,453,253.30 is: 123,445,461.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,787,387.38 : 224,646,543.03 = 89,453,253.30 : x
  2. Step 2: Convert to fraction form
    162,787,387.38/224,646,543.03 = 89,453,253.30/x
  3. Step 3: Cross multiply
    162,787,387.38x = 224,646,543.03 × 89,453,253.30
  4. Step 4: Simplify right side
    162,787,387.38x = 20,095,364,116,631,940
  5. Step 5: Solve for x
    x = 20,095,364,116,631,940/162,787,387.38
  6. Step 6: Final answer
    x = 123,445,461.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.