Home / 104,037,479.40-156,008,979.90-39,319,775.40

Finding the Fourth Proportional to 104,037,479.40, 156,008,979.90 and 39,319,775.40

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Solution

The fourth proportional to 104,037,479.40, 156,008,979.90 and 39,319,775.40 is: 58,961,809.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,037,479.40 : 156,008,979.90 = 39,319,775.40 : x
  2. Step 2: Convert to fraction form
    104,037,479.40/156,008,979.90 = 39,319,775.40/x
  3. Step 3: Cross multiply
    104,037,479.40x = 156,008,979.90 × 39,319,775.40
  4. Step 4: Simplify right side
    104,037,479.40x = 6,134,238,050,051,114
  5. Step 5: Solve for x
    x = 6,134,238,050,051,114/104,037,479.40
  6. Step 6: Final answer
    x = 58,961,809.58

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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.