Home / 124,675,442.10-187,013,163.15-56,650,994.10

Finding the Fourth Proportional to 124,675,442.10, 187,013,163.15 and 56,650,994.10

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Solution

The fourth proportional to 124,675,442.10, 187,013,163.15 and 56,650,994.10 is: 84,976,491.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,675,442.10 : 187,013,163.15 = 56,650,994.10 : x
  2. Step 2: Convert to fraction form
    124,675,442.10/187,013,163.15 = 56,650,994.10/x
  3. Step 3: Cross multiply
    124,675,442.10x = 187,013,163.15 × 56,650,994.10
  4. Step 4: Simplify right side
    124,675,442.10x = 10,594,481,602,232,988
  5. Step 5: Solve for x
    x = 10,594,481,602,232,988/124,675,442.10
  6. Step 6: Final answer
    x = 84,976,491.15

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Double scale
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Similar ratio
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1.5x scale

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.