Home / 194,178,913.83-291,266,374.61-112,245,657.95

Finding the Fourth Proportional to 194,178,913.83, 291,266,374.61 and 112,245,657.95

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Solution

The fourth proportional to 194,178,913.83, 291,266,374.61 and 112,245,657.95 is: 168,367,333.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,178,913.83 : 291,266,374.61 = 112,245,657.95 : x
  2. Step 2: Convert to fraction form
    194,178,913.83/291,266,374.61 = 112,245,657.95/x
  3. Step 3: Cross multiply
    194,178,913.83x = 291,266,374.61 × 112,245,657.95
  4. Step 4: Simplify right side
    194,178,913.83x = 32,693,385,854,793,064
  5. Step 5: Solve for x
    x = 32,693,385,854,793,064/194,178,913.83
  6. Step 6: Final answer
    x = 168,367,333.04

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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.