Home / 90,993,385.40-136,490,078.10-29,582,425.40

Finding the Fourth Proportional to 90,993,385.40, 136,490,078.10 and 29,582,425.40

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Solution

The fourth proportional to 90,993,385.40, 136,490,078.10 and 29,582,425.40 is: 44,373,638.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,993,385.40 : 136,490,078.10 = 29,582,425.40 : x
  2. Step 2: Convert to fraction form
    90,993,385.40/136,490,078.10 = 29,582,425.40/x
  3. Step 3: Cross multiply
    90,993,385.40x = 136,490,078.10 × 29,582,425.40
  4. Step 4: Simplify right side
    90,993,385.40x = 4,037,707,553,233,423.50
  5. Step 5: Solve for x
    x = 4,037,707,553,233,423.50/90,993,385.40
  6. Step 6: Final answer
    x = 44,373,638.10

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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.