Home / 125,600,444.52-188,400,681.36-39,345,572.76

Finding the Fourth Proportional to 125,600,444.52, 188,400,681.36 and 39,345,572.76

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Solution

The fourth proportional to 125,600,444.52, 188,400,681.36 and 39,345,572.76 is: 59,018,363.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,600,444.52 : 188,400,681.36 = 39,345,572.76 : x
  2. Step 2: Convert to fraction form
    125,600,444.52/188,400,681.36 = 39,345,572.76/x
  3. Step 3: Cross multiply
    125,600,444.52x = 188,400,681.36 × 39,345,572.76
  4. Step 4: Simplify right side
    125,600,444.52x = 7,412,732,716,483,456
  5. Step 5: Solve for x
    x = 7,412,732,716,483,456/125,600,444.52
  6. Step 6: Final answer
    x = 59,018,363.71

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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.