Home / 314,928,543.10-472,392,814.65-265,043,947.90

Finding the Fourth Proportional to 314,928,543.10, 472,392,814.65 and 265,043,947.90

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Solution

The fourth proportional to 314,928,543.10, 472,392,814.65 and 265,043,947.90 is: 397,565,921.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,928,543.10 : 472,392,814.65 = 265,043,947.90 : x
  2. Step 2: Convert to fraction form
    314,928,543.10/472,392,814.65 = 265,043,947.90/x
  3. Step 3: Cross multiply
    314,928,543.10x = 472,392,814.65 × 265,043,947.90
  4. Step 4: Simplify right side
    314,928,543.10x = 125,204,856,554,428,960
  5. Step 5: Solve for x
    x = 125,204,856,554,428,960/314,928,543.10
  6. Step 6: Final answer
    x = 397,565,921.85

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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.