Home / 74,803,062.60-103,220,359.02-43,434,979.92

Finding the Fourth Proportional to 74,803,062.60, 103,220,359.02 and 43,434,979.92

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Solution

The fourth proportional to 74,803,062.60, 103,220,359.02 and 43,434,979.92 is: 59,935,704.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,803,062.60 : 103,220,359.02 = 43,434,979.92 : x
  2. Step 2: Convert to fraction form
    74,803,062.60/103,220,359.02 = 43,434,979.92/x
  3. Step 3: Cross multiply
    74,803,062.60x = 103,220,359.02 × 43,434,979.92
  4. Step 4: Simplify right side
    74,803,062.60x = 4,483,374,221,368,891
  5. Step 5: Solve for x
    x = 4,483,374,221,368,891/74,803,062.60
  6. Step 6: Final answer
    x = 59,935,704.04

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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.