Home / 89,837,177.78-123,975,678.99-48,584,070.15

Finding the Fourth Proportional to 89,837,177.78, 123,975,678.99 and 48,584,070.15

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Solution

The fourth proportional to 89,837,177.78, 123,975,678.99 and 48,584,070.15 is: 67,046,218.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,837,177.78 : 123,975,678.99 = 48,584,070.15 : x
  2. Step 2: Convert to fraction form
    89,837,177.78/123,975,678.99 = 48,584,070.15/x
  3. Step 3: Cross multiply
    89,837,177.78x = 123,975,678.99 × 48,584,070.15
  4. Step 4: Simplify right side
    89,837,177.78x = 6,023,243,084,944,041
  5. Step 5: Solve for x
    x = 6,023,243,084,944,041/89,837,177.78
  6. Step 6: Final answer
    x = 67,046,218.88

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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.