Home / 676,159,015.85-1,012,780,799.98-456,602,039.90

Finding the Fourth Proportional to 676,159,015.85, 1,012,780,799.98 and 456,602,039.90

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Solution

The fourth proportional to 676,159,015.85, 1,012,780,799.98 and 456,602,039.90 is: 683,918,676.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,159,015.85 : 1,012,780,799.98 = 456,602,039.90 : x
  2. Step 2: Convert to fraction form
    676,159,015.85/1,012,780,799.98 = 456,602,039.90/x
  3. Step 3: Cross multiply
    676,159,015.85x = 1,012,780,799.98 × 456,602,039.90
  4. Step 4: Simplify right side
    676,159,015.85x = 462,437,779,236,216,448
  5. Step 5: Solve for x
    x = 462,437,779,236,216,448/676,159,015.85
  6. Step 6: Final answer
    x = 683,918,676.52

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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.