Home / 74,715,564.40-112,073,346.60-61,960,980.40

Finding the Fourth Proportional to 74,715,564.40, 112,073,346.60 and 61,960,980.40

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Solution

The fourth proportional to 74,715,564.40, 112,073,346.60 and 61,960,980.40 is: 92,941,470.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,715,564.40 : 112,073,346.60 = 61,960,980.40 : x
  2. Step 2: Convert to fraction form
    74,715,564.40/112,073,346.60 = 61,960,980.40/x
  3. Step 3: Cross multiply
    74,715,564.40x = 112,073,346.60 × 61,960,980.40
  4. Step 4: Simplify right side
    74,715,564.40x = 6,944,174,432,045,006
  5. Step 5: Solve for x
    x = 6,944,174,432,045,006/74,715,564.40
  6. Step 6: Final answer
    x = 92,941,470.60

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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.