Home / 540,461,063.68-745,837,366.90-292,942,585.60

Finding the Fourth Proportional to 540,461,063.68, 745,837,366.90 and 292,942,585.60

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Solution

The fourth proportional to 540,461,063.68, 745,837,366.90 and 292,942,585.60 is: 404,261,363.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,461,063.68 : 745,837,366.90 = 292,942,585.60 : x
  2. Step 2: Convert to fraction form
    540,461,063.68/745,837,366.90 = 292,942,585.60/x
  3. Step 3: Cross multiply
    540,461,063.68x = 745,837,366.90 × 292,942,585.60
  4. Step 4: Simplify right side
    540,461,063.68x = 218,487,526,696,781,856
  5. Step 5: Solve for x
    x = 218,487,526,696,781,856/540,461,063.68
  6. Step 6: Final answer
    x = 404,261,363.82

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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.