Home / 124,761,774.60-187,016,690.70-56,653,345.80

Finding the Fourth Proportional to 124,761,774.60, 187,016,690.70 and 56,653,345.80

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Solution

The fourth proportional to 124,761,774.60, 187,016,690.70 and 56,653,345.80 is: 84,922,816.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,761,774.60 : 187,016,690.70 = 56,653,345.80 : x
  2. Step 2: Convert to fraction form
    124,761,774.60/187,016,690.70 = 56,653,345.80/x
  3. Step 3: Cross multiply
    124,761,774.60x = 187,016,690.70 × 56,653,345.80
  4. Step 4: Simplify right side
    124,761,774.60x = 10,595,121,248,598,742
  5. Step 5: Solve for x
    x = 10,595,121,248,598,742/124,761,774.60
  6. Step 6: Final answer
    x = 84,922,816.16

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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.