Home / 676,114,444.98-933,037,226.43-378,758,780.28

Finding the Fourth Proportional to 676,114,444.98, 933,037,226.43 and 378,758,780.28

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Solution

The fourth proportional to 676,114,444.98, 933,037,226.43 and 378,758,780.28 is: 522,686,720.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    676,114,444.98 : 933,037,226.43 = 378,758,780.28 : x
  2. Step 2: Convert to fraction form
    676,114,444.98/933,037,226.43 = 378,758,780.28/x
  3. Step 3: Cross multiply
    676,114,444.98x = 933,037,226.43 × 378,758,780.28
  4. Step 4: Simplify right side
    676,114,444.98x = 353,396,041,833,795,776
  5. Step 5: Solve for x
    x = 353,396,041,833,795,776/676,114,444.98
  6. Step 6: Final answer
    x = 522,686,720.36

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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.