Home / 944,791,820.40-1,417,187,730.60-331,154,612.40

Finding the Fourth Proportional to 944,791,820.40, 1,417,187,730.60 and 331,154,612.40

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Solution

The fourth proportional to 944,791,820.40, 1,417,187,730.60 and 331,154,612.40 is: 496,731,918.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    944,791,820.40 : 1,417,187,730.60 = 331,154,612.40 : x
  2. Step 2: Convert to fraction form
    944,791,820.40/1,417,187,730.60 = 331,154,612.40/x
  3. Step 3: Cross multiply
    944,791,820.40x = 1,417,187,730.60 × 331,154,612.40
  4. Step 4: Simplify right side
    944,791,820.40x = 469,308,253,624,878,528
  5. Step 5: Solve for x
    x = 469,308,253,624,878,528/944,791,820.40
  6. Step 6: Final answer
    x = 496,731,918.60

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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.