Home / 793,123,176.60-1,189,684,764.90-629,864,501.40

Finding the Fourth Proportional to 793,123,176.60, 1,189,684,764.90 and 629,864,501.40

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Solution

The fourth proportional to 793,123,176.60, 1,189,684,764.90 and 629,864,501.40 is: 944,796,752.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    793,123,176.60 : 1,189,684,764.90 = 629,864,501.40 : x
  2. Step 2: Convert to fraction form
    793,123,176.60/1,189,684,764.90 = 629,864,501.40/x
  3. Step 3: Cross multiply
    793,123,176.60x = 1,189,684,764.90 × 629,864,501.40
  4. Step 4: Simplify right side
    793,123,176.60x = 749,340,201,266,914,816
  5. Step 5: Solve for x
    x = 749,340,201,266,914,816/793,123,176.60
  6. Step 6: Final answer
    x = 944,796,752.10

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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.