Home / 56,165,008.80-84,247,513.20-47,095,082.40

Finding the Fourth Proportional to 56,165,008.80, 84,247,513.20 and 47,095,082.40

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Solution

The fourth proportional to 56,165,008.80, 84,247,513.20 and 47,095,082.40 is: 70,642,623.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,008.80 : 84,247,513.20 = 47,095,082.40 : x
  2. Step 2: Convert to fraction form
    56,165,008.80/84,247,513.20 = 47,095,082.40/x
  3. Step 3: Cross multiply
    56,165,008.80x = 84,247,513.20 × 47,095,082.40
  4. Step 4: Simplify right side
    56,165,008.80x = 3,967,643,576,149,087.50
  5. Step 5: Solve for x
    x = 3,967,643,576,149,087.50/56,165,008.80
  6. Step 6: Final answer
    x = 70,642,623.60

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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.