Home / 83,116,961.40-124,675,442.10-37,767,329.40

Finding the Fourth Proportional to 83,116,961.40, 124,675,442.10 and 37,767,329.40

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Solution

The fourth proportional to 83,116,961.40, 124,675,442.10 and 37,767,329.40 is: 56,650,994.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,116,961.40 : 124,675,442.10 = 37,767,329.40 : x
  2. Step 2: Convert to fraction form
    83,116,961.40/124,675,442.10 = 37,767,329.40/x
  3. Step 3: Cross multiply
    83,116,961.40x = 124,675,442.10 × 37,767,329.40
  4. Step 4: Simplify right side
    83,116,961.40x = 4,708,658,489,881,327
  5. Step 5: Solve for x
    x = 4,708,658,489,881,327/83,116,961.40
  6. Step 6: Final answer
    x = 56,650,994.10

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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.