Home / 95,798,476.40-143,697,714.60-90,129,772.40

Finding the Fourth Proportional to 95,798,476.40, 143,697,714.60 and 90,129,772.40

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Solution

The fourth proportional to 95,798,476.40, 143,697,714.60 and 90,129,772.40 is: 135,194,658.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,798,476.40 : 143,697,714.60 = 90,129,772.40 : x
  2. Step 2: Convert to fraction form
    95,798,476.40/143,697,714.60 = 90,129,772.40/x
  3. Step 3: Cross multiply
    95,798,476.40x = 143,697,714.60 × 90,129,772.40
  4. Step 4: Simplify right side
    95,798,476.40x = 12,951,442,311,298,158
  5. Step 5: Solve for x
    x = 12,951,442,311,298,158/95,798,476.40
  6. Step 6: Final answer
    x = 135,194,658.60

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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.