Home / 913,450,543.96-1,260,573,843.90-495,767,836.12

Finding the Fourth Proportional to 913,450,543.96, 1,260,573,843.90 and 495,767,836.12

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Solution

The fourth proportional to 913,450,543.96, 1,260,573,843.90 and 495,767,836.12 is: 684,166,177.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,450,543.96 : 1,260,573,843.90 = 495,767,836.12 : x
  2. Step 2: Convert to fraction form
    913,450,543.96/1,260,573,843.90 = 495,767,836.12/x
  3. Step 3: Cross multiply
    913,450,543.96x = 1,260,573,843.90 × 495,767,836.12
  4. Step 4: Simplify right side
    913,450,543.96x = 624,951,966,859,773,696
  5. Step 5: Solve for x
    x = 624,951,966,859,773,696/913,450,543.96
  6. Step 6: Final answer
    x = 684,166,177.35

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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.