Home / 53,736,265.20-74,156,065.92-30,531,422.64

Finding the Fourth Proportional to 53,736,265.20, 74,156,065.92 and 30,531,422.64

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Solution

The fourth proportional to 53,736,265.20, 74,156,065.92 and 30,531,422.64 is: 42,133,374.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,736,265.20 : 74,156,065.92 = 30,531,422.64 : x
  2. Step 2: Convert to fraction form
    53,736,265.20/74,156,065.92 = 30,531,422.64/x
  3. Step 3: Cross multiply
    53,736,265.20x = 74,156,065.92 × 30,531,422.64
  4. Step 4: Simplify right side
    53,736,265.20x = 2,264,090,189,923,220.50
  5. Step 5: Solve for x
    x = 2,264,090,189,923,220.50/53,736,265.20
  6. Step 6: Final answer
    x = 42,133,374.57

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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.