Home / 89,677,416.20-134,516,124.30-67,994,623.40

Finding the Fourth Proportional to 89,677,416.20, 134,516,124.30 and 67,994,623.40

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Solution

The fourth proportional to 89,677,416.20, 134,516,124.30 and 67,994,623.40 is: 101,991,935.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,677,416.20 : 134,516,124.30 = 67,994,623.40 : x
  2. Step 2: Convert to fraction form
    89,677,416.20/134,516,124.30 = 67,994,623.40/x
  3. Step 3: Cross multiply
    89,677,416.20x = 134,516,124.30 × 67,994,623.40
  4. Step 4: Simplify right side
    89,677,416.20x = 9,146,373,213,006,090
  5. Step 5: Solve for x
    x = 9,146,373,213,006,090/89,677,416.20
  6. Step 6: Final answer
    x = 101,991,935.10

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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.