Home / 211,204,539.06-291,475,733.49-118,385,070.90

Finding the Fourth Proportional to 211,204,539.06, 291,475,733.49 and 118,385,070.90

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Solution

The fourth proportional to 211,204,539.06, 291,475,733.49 and 118,385,070.90 is: 163,378,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    211,204,539.06 : 291,475,733.49 = 118,385,070.90 : x
  2. Step 2: Convert to fraction form
    211,204,539.06/291,475,733.49 = 118,385,070.90/x
  3. Step 3: Cross multiply
    211,204,539.06x = 291,475,733.49 × 118,385,070.90
  4. Step 4: Simplify right side
    211,204,539.06x = 34,506,375,374,843,156
  5. Step 5: Solve for x
    x = 34,506,375,374,843,156/211,204,539.06
  6. Step 6: Final answer
    x = 163,378,947.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.