Home / 985,282,445.41-1,359,693,376.79-533,160,414.95

Finding the Fourth Proportional to 985,282,445.41, 1,359,693,376.79 and 533,160,414.95

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Solution

The fourth proportional to 985,282,445.41, 1,359,693,376.79 and 533,160,414.95 is: 735,763,321.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,282,445.41 : 1,359,693,376.79 = 533,160,414.95 : x
  2. Step 2: Convert to fraction form
    985,282,445.41/1,359,693,376.79 = 533,160,414.95/x
  3. Step 3: Cross multiply
    985,282,445.41x = 1,359,693,376.79 × 533,160,414.95
  4. Step 4: Simplify right side
    985,282,445.41x = 724,934,684,964,658,816
  5. Step 5: Solve for x
    x = 724,934,684,964,658,816/985,282,445.41
  6. Step 6: Final answer
    x = 735,763,321.82

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1.5x scale

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.