Home / 985,282,466.61-1,359,693,406.17-533,160,436.35

Finding the Fourth Proportional to 985,282,466.61, 1,359,693,406.17 and 533,160,436.35

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Solution

The fourth proportional to 985,282,466.61, 1,359,693,406.17 and 533,160,436.35 is: 735,763,351.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,282,466.61 : 1,359,693,406.17 = 533,160,436.35 : x
  2. Step 2: Convert to fraction form
    985,282,466.61/1,359,693,406.17 = 533,160,436.35/x
  3. Step 3: Cross multiply
    985,282,466.61x = 1,359,693,406.17 × 533,160,436.35
  4. Step 4: Simplify right side
    985,282,466.61x = 724,934,729,735,815,040
  5. Step 5: Solve for x
    x = 724,934,729,735,815,040/985,282,466.61
  6. Step 6: Final answer
    x = 735,763,351.43

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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.