Home / 776,675,187.40-1,165,012,781.10-202,246,515.40

Finding the Fourth Proportional to 776,675,187.40, 1,165,012,781.10 and 202,246,515.40

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Solution

The fourth proportional to 776,675,187.40, 1,165,012,781.10 and 202,246,515.40 is: 303,369,773.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,675,187.40 : 1,165,012,781.10 = 202,246,515.40 : x
  2. Step 2: Convert to fraction form
    776,675,187.40/1,165,012,781.10 = 202,246,515.40/x
  3. Step 3: Cross multiply
    776,675,187.40x = 1,165,012,781.10 × 202,246,515.40
  4. Step 4: Simplify right side
    776,675,187.40x = 235,619,775,373,937,952
  5. Step 5: Solve for x
    x = 235,619,775,373,937,952/776,675,187.40
  6. Step 6: Final answer
    x = 303,369,773.10

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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.