Home / 94,665,655.90-141,998,483.85-90,839,280.70

Finding the Fourth Proportional to 94,665,655.90, 141,998,483.85 and 90,839,280.70

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Solution

The fourth proportional to 94,665,655.90, 141,998,483.85 and 90,839,280.70 is: 136,258,921.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,665,655.90 : 141,998,483.85 = 90,839,280.70 : x
  2. Step 2: Convert to fraction form
    94,665,655.90/141,998,483.85 = 90,839,280.70/x
  3. Step 3: Cross multiply
    94,665,655.90x = 141,998,483.85 × 90,839,280.70
  4. Step 4: Simplify right side
    94,665,655.90x = 12,899,040,133,424,566
  5. Step 5: Solve for x
    x = 12,899,040,133,424,566/94,665,655.90
  6. Step 6: Final answer
    x = 136,258,921.05

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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.