Home / 145,876,894.52-218,830,666.37-47,516,266.24

Finding the Fourth Proportional to 145,876,894.52, 218,830,666.37 and 47,516,266.24

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Solution

The fourth proportional to 145,876,894.52, 218,830,666.37 and 47,516,266.24 is: 71,279,391.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,876,894.52 : 218,830,666.37 = 47,516,266.24 : x
  2. Step 2: Convert to fraction form
    145,876,894.52/218,830,666.37 = 47,516,266.24/x
  3. Step 3: Cross multiply
    145,876,894.52x = 218,830,666.37 × 47,516,266.24
  4. Step 4: Simplify right side
    145,876,894.52x = 10,398,016,203,928,876
  5. Step 5: Solve for x
    x = 10,398,016,203,928,876/145,876,894.52
  6. Step 6: Final answer
    x = 71,279,391.01

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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.