Home / 260,750,475.90-390,558,843.45-158,335,890.30

Finding the Fourth Proportional to 260,750,475.90, 390,558,843.45 and 158,335,890.30

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Solution

The fourth proportional to 260,750,475.90, 390,558,843.45 and 158,335,890.30 is: 237,159,613.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,750,475.90 : 390,558,843.45 = 158,335,890.30 : x
  2. Step 2: Convert to fraction form
    260,750,475.90/390,558,843.45 = 158,335,890.30/x
  3. Step 3: Cross multiply
    260,750,475.90x = 390,558,843.45 × 158,335,890.30
  4. Step 4: Simplify right side
    260,750,475.90x = 61,839,482,192,194,080
  5. Step 5: Solve for x
    x = 61,839,482,192,194,080/260,750,475.90
  6. Step 6: Final answer
    x = 237,159,613.91

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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.