Home / 1,787,336,545.60-2,681,004,818.40-494,872,033.60

Finding the Fourth Proportional to 1,787,336,545.60, 2,681,004,818.40 and 494,872,033.60

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Solution

The fourth proportional to 1,787,336,545.60, 2,681,004,818.40 and 494,872,033.60 is: 742,308,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,787,336,545.60 : 2,681,004,818.40 = 494,872,033.60 : x
  2. Step 2: Convert to fraction form
    1,787,336,545.60/2,681,004,818.40 = 494,872,033.60/x
  3. Step 3: Cross multiply
    1,787,336,545.60x = 2,681,004,818.40 × 494,872,033.60
  4. Step 4: Simplify right side
    1,787,336,545.60x = 1,326,754,306,573,006,848
  5. Step 5: Solve for x
    x = 1,326,754,306,573,006,848/1,787,336,545.60
  6. Step 6: Final answer
    x = 742,308,050.40

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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.