Home / 788,177,376.70-1,182,266,065.05-497,939,731.90

Finding the Fourth Proportional to 788,177,376.70, 1,182,266,065.05 and 497,939,731.90

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Solution

The fourth proportional to 788,177,376.70, 1,182,266,065.05 and 497,939,731.90 is: 746,909,597.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,177,376.70 : 1,182,266,065.05 = 497,939,731.90 : x
  2. Step 2: Convert to fraction form
    788,177,376.70/1,182,266,065.05 = 497,939,731.90/x
  3. Step 3: Cross multiply
    788,177,376.70x = 1,182,266,065.05 × 497,939,731.90
  4. Step 4: Simplify right side
    788,177,376.70x = 588,697,247,465,464,960
  5. Step 5: Solve for x
    x = 588,697,247,465,464,960/788,177,376.70
  6. Step 6: Final answer
    x = 746,909,597.85

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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.