Home / 2,510,185,809.40-3,765,420,431.70-763,445,530.60

Finding the Fourth Proportional to 2,510,185,809.40, 3,765,420,431.70 and 763,445,530.60

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Solution

The fourth proportional to 2,510,185,809.40, 3,765,420,431.70 and 763,445,530.60 is: 1,145,211,397.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510,185,809.40 : 3,765,420,431.70 = 763,445,530.60 : x
  2. Step 2: Convert to fraction form
    2,510,185,809.40/3,765,420,431.70 = 763,445,530.60/x
  3. Step 3: Cross multiply
    2,510,185,809.40x = 3,765,420,431.70 × 763,445,530.60
  4. Step 4: Simplify right side
    2,510,185,809.40x = 2,874,693,399,411,287,552
  5. Step 5: Solve for x
    x = 2,874,693,399,411,287,552/2,510,185,809.40
  6. Step 6: Final answer
    x = 1,145,211,397.76

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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.