Home / 189,613,522.47-284,420,284.38-53,298,905.97

Finding the Fourth Proportional to 189,613,522.47, 284,420,284.38 and 53,298,905.97

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Solution

The fourth proportional to 189,613,522.47, 284,420,284.38 and 53,298,905.97 is: 79,948,359.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,613,522.47 : 284,420,284.38 = 53,298,905.97 : x
  2. Step 2: Convert to fraction form
    189,613,522.47/284,420,284.38 = 53,298,905.97/x
  3. Step 3: Cross multiply
    189,613,522.47x = 284,420,284.38 × 53,298,905.97
  4. Step 4: Simplify right side
    189,613,522.47x = 15,159,289,993,130,280
  5. Step 5: Solve for x
    x = 15,159,289,993,130,280/189,613,522.47
  6. Step 6: Final answer
    x = 79,948,359.14

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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.