Home / 658,359,787.41-907,657,601.40-523,019,085.95

Finding the Fourth Proportional to 658,359,787.41, 907,657,601.40 and 523,019,085.95

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Solution

The fourth proportional to 658,359,787.41, 907,657,601.40 and 523,019,085.95 is: 721,068,112.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    658,359,787.41 : 907,657,601.40 = 523,019,085.95 : x
  2. Step 2: Convert to fraction form
    658,359,787.41/907,657,601.40 = 523,019,085.95/x
  3. Step 3: Cross multiply
    658,359,787.41x = 907,657,601.40 × 523,019,085.95
  4. Step 4: Simplify right side
    658,359,787.41x = 474,722,249,042,066,560
  5. Step 5: Solve for x
    x = 474,722,249,042,066,560/658,359,787.41
  6. Step 6: Final answer
    x = 721,068,112.18

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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.