Home / 597,964,875.20-896,947,312.80-391,340,614.40

Finding the Fourth Proportional to 597,964,875.20, 896,947,312.80 and 391,340,614.40

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Solution

The fourth proportional to 597,964,875.20, 896,947,312.80 and 391,340,614.40 is: 587,010,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,964,875.20 : 896,947,312.80 = 391,340,614.40 : x
  2. Step 2: Convert to fraction form
    597,964,875.20/896,947,312.80 = 391,340,614.40/x
  3. Step 3: Cross multiply
    597,964,875.20x = 896,947,312.80 × 391,340,614.40
  4. Step 4: Simplify right side
    597,964,875.20x = 351,011,912,475,580,928
  5. Step 5: Solve for x
    x = 351,011,912,475,580,928/597,964,875.20
  6. Step 6: Final answer
    x = 587,010,921.60

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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.