Home / 788,176,246.70-1,182,264,370.05-497,938,601.90

Finding the Fourth Proportional to 788,176,246.70, 1,182,264,370.05 and 497,938,601.90

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Solution

The fourth proportional to 788,176,246.70, 1,182,264,370.05 and 497,938,601.90 is: 746,907,902.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    788,176,246.70 : 1,182,264,370.05 = 497,938,601.90 : x
  2. Step 2: Convert to fraction form
    788,176,246.70/1,182,264,370.05 = 497,938,601.90/x
  3. Step 3: Cross multiply
    788,176,246.70x = 1,182,264,370.05 × 497,938,601.90
  4. Step 4: Simplify right side
    788,176,246.70x = 588,695,067,498,881,152
  5. Step 5: Solve for x
    x = 588,695,067,498,881,152/788,176,246.70
  6. Step 6: Final answer
    x = 746,907,902.85

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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.