Home / 1,074,564,196.70-1,609,158,909.45-859,573,348.70

Finding the Fourth Proportional to 1,074,564,196.70, 1,609,158,909.45 and 859,573,348.70

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Solution

The fourth proportional to 1,074,564,196.70, 1,609,158,909.45 and 859,573,348.70 is: 1,287,210,309.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,564,196.70 : 1,609,158,909.45 = 859,573,348.70 : x
  2. Step 2: Convert to fraction form
    1,074,564,196.70/1,609,158,909.45 = 859,573,348.70/x
  3. Step 3: Cross multiply
    1,074,564,196.70x = 1,609,158,909.45 × 859,573,348.70
  4. Step 4: Simplify right side
    1,074,564,196.70x = 1,383,190,112,386,376,704
  5. Step 5: Solve for x
    x = 1,383,190,112,386,376,704/1,074,564,196.70
  6. Step 6: Final answer
    x = 1,287,210,309.66

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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.