Home / 83,232,000.10-124,848,000.15-42,921,216.10

Finding the Fourth Proportional to 83,232,000.10, 124,848,000.15 and 42,921,216.10

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Solution

The fourth proportional to 83,232,000.10, 124,848,000.15 and 42,921,216.10 is: 64,381,824.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,232,000.10 : 124,848,000.15 = 42,921,216.10 : x
  2. Step 2: Convert to fraction form
    83,232,000.10/124,848,000.15 = 42,921,216.10/x
  3. Step 3: Cross multiply
    83,232,000.10x = 124,848,000.15 × 42,921,216.10
  4. Step 4: Simplify right side
    83,232,000.10x = 5,358,627,994,090,983
  5. Step 5: Solve for x
    x = 5,358,627,994,090,983/83,232,000.10
  6. Step 6: Final answer
    x = 64,381,824.15

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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.