Home / 113,509,766.38-156,643,476.04-61,298,800.50

Finding the Fourth Proportional to 113,509,766.38, 156,643,476.04 and 61,298,800.50

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Solution

The fourth proportional to 113,509,766.38, 156,643,476.04 and 61,298,800.50 is: 84,592,343.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,509,766.38 : 156,643,476.04 = 61,298,800.50 : x
  2. Step 2: Convert to fraction form
    113,509,766.38/156,643,476.04 = 61,298,800.50/x
  3. Step 3: Cross multiply
    113,509,766.38x = 156,643,476.04 × 61,298,800.50
  4. Step 4: Simplify right side
    113,509,766.38x = 9,602,057,187,975,014
  5. Step 5: Solve for x
    x = 9,602,057,187,975,014/113,509,766.38
  6. Step 6: Final answer
    x = 84,592,343.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.