Home / 250,488,045.60-375,732,068.40-148,199,431.20

Finding the Fourth Proportional to 250,488,045.60, 375,732,068.40 and 148,199,431.20

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Solution

The fourth proportional to 250,488,045.60, 375,732,068.40 and 148,199,431.20 is: 222,299,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,488,045.60 : 375,732,068.40 = 148,199,431.20 : x
  2. Step 2: Convert to fraction form
    250,488,045.60/375,732,068.40 = 148,199,431.20/x
  3. Step 3: Cross multiply
    250,488,045.60x = 375,732,068.40 × 148,199,431.20
  4. Step 4: Simplify right side
    250,488,045.60x = 55,683,278,820,479,488
  5. Step 5: Solve for x
    x = 55,683,278,820,479,488/250,488,045.60
  6. Step 6: Final answer
    x = 222,299,146.80

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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.