Home / 676,159,019.60-1,012,780,805.60-456,602,043.65

Finding the Fourth Proportional to 676,159,019.60, 1,012,780,805.60 and 456,602,043.65

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Solution

The fourth proportional to 676,159,019.60, 1,012,780,805.60 and 456,602,043.65 is: 683,918,682.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,159,019.60 : 1,012,780,805.60 = 456,602,043.65 : x
  2. Step 2: Convert to fraction form
    676,159,019.60/1,012,780,805.60 = 456,602,043.65/x
  3. Step 3: Cross multiply
    676,159,019.60x = 1,012,780,805.60 × 456,602,043.65
  4. Step 4: Simplify right side
    676,159,019.60x = 462,437,785,602,530,944
  5. Step 5: Solve for x
    x = 462,437,785,602,530,944/676,159,019.60
  6. Step 6: Final answer
    x = 683,918,682.15

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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.