Home / 913,830,077.40-1,371,527,829.12-906,951,569.88

Finding the Fourth Proportional to 913,830,077.40, 1,371,527,829.12 and 906,951,569.88

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Solution

The fourth proportional to 913,830,077.40, 1,371,527,829.12 and 906,951,569.88 is: 1,361,204,176.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,830,077.40 : 1,371,527,829.12 = 906,951,569.88 : x
  2. Step 2: Convert to fraction form
    913,830,077.40/1,371,527,829.12 = 906,951,569.88/x
  3. Step 3: Cross multiply
    913,830,077.40x = 1,371,527,829.12 × 906,951,569.88
  4. Step 4: Simplify right side
    913,830,077.40x = 1,243,909,317,754,492,160
  5. Step 5: Solve for x
    x = 1,243,909,317,754,492,160/913,830,077.40
  6. Step 6: Final answer
    x = 1,361,204,176.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.