Home / 944,791,920.40-1,417,187,880.60-331,154,712.40

Finding the Fourth Proportional to 944,791,920.40, 1,417,187,880.60 and 331,154,712.40

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Solution

The fourth proportional to 944,791,920.40, 1,417,187,880.60 and 331,154,712.40 is: 496,732,068.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,791,920.40 : 1,417,187,880.60 = 331,154,712.40 : x
  2. Step 2: Convert to fraction form
    944,791,920.40/1,417,187,880.60 = 331,154,712.40/x
  3. Step 3: Cross multiply
    944,791,920.40x = 1,417,187,880.60 × 331,154,712.40
  4. Step 4: Simplify right side
    944,791,920.40x = 469,308,445,016,858,496
  5. Step 5: Solve for x
    x = 469,308,445,016,858,496/944,791,920.40
  6. Step 6: Final answer
    x = 496,732,068.60

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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.