Home / 452,979,374.56-625,105,560.80-254,740,809.87

Finding the Fourth Proportional to 452,979,374.56, 625,105,560.80 and 254,740,809.87

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Solution

The fourth proportional to 452,979,374.56, 625,105,560.80 and 254,740,809.87 is: 351,538,956.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,979,374.56 : 625,105,560.80 = 254,740,809.87 : x
  2. Step 2: Convert to fraction form
    452,979,374.56/625,105,560.80 = 254,740,809.87/x
  3. Step 3: Cross multiply
    452,979,374.56x = 625,105,560.80 × 254,740,809.87
  4. Step 4: Simplify right side
    452,979,374.56x = 159,239,896,813,069,376
  5. Step 5: Solve for x
    x = 159,239,896,813,069,376/452,979,374.56
  6. Step 6: Final answer
    x = 351,538,956.86

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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.