Home / 754,785,980.32-1,132,136,385.52-334,486,302.88

Finding the Fourth Proportional to 754,785,980.32, 1,132,136,385.52 and 334,486,302.88

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Solution

The fourth proportional to 754,785,980.32, 1,132,136,385.52 and 334,486,302.88 is: 501,710,582.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,785,980.32 : 1,132,136,385.52 = 334,486,302.88 : x
  2. Step 2: Convert to fraction form
    754,785,980.32/1,132,136,385.52 = 334,486,302.88/x
  3. Step 3: Cross multiply
    754,785,980.32x = 1,132,136,385.52 × 334,486,302.88
  4. Step 4: Simplify right side
    754,785,980.32x = 378,684,113,948,511,168
  5. Step 5: Solve for x
    x = 378,684,113,948,511,168/754,785,980.32
  6. Step 6: Final answer
    x = 501,710,582.63

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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.