Home / 124,848,015.40-187,272,023.10-103,684,853.80

Finding the Fourth Proportional to 124,848,015.40, 187,272,023.10 and 103,684,853.80

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Solution

The fourth proportional to 124,848,015.40, 187,272,023.10 and 103,684,853.80 is: 155,527,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,848,015.40 : 187,272,023.10 = 103,684,853.80 : x
  2. Step 2: Convert to fraction form
    124,848,015.40/187,272,023.10 = 103,684,853.80/x
  3. Step 3: Cross multiply
    124,848,015.40x = 187,272,023.10 × 103,684,853.80
  4. Step 4: Simplify right side
    124,848,015.40x = 19,417,272,335,953,720
  5. Step 5: Solve for x
    x = 19,417,272,335,953,720/124,848,015.40
  6. Step 6: Final answer
    x = 155,527,280.70

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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.