Home / 1,679,622,077.40-2,519,433,116.10-863,328,701.40

Finding the Fourth Proportional to 1,679,622,077.40, 2,519,433,116.10 and 863,328,701.40

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Solution

The fourth proportional to 1,679,622,077.40, 2,519,433,116.10 and 863,328,701.40 is: 1,294,993,052.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,622,077.40 : 2,519,433,116.10 = 863,328,701.40 : x
  2. Step 2: Convert to fraction form
    1,679,622,077.40/2,519,433,116.10 = 863,328,701.40/x
  3. Step 3: Cross multiply
    1,679,622,077.40x = 2,519,433,116.10 × 863,328,701.40
  4. Step 4: Simplify right side
    1,679,622,077.40x = 2,175,098,920,386,768,384
  5. Step 5: Solve for x
    x = 2,175,098,920,386,768,384/1,679,622,077.40
  6. Step 6: Final answer
    x = 1,294,993,052.10

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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.