Home / 2,656,152,030.10-3,984,228,045.15-815,996,233.30

Finding the Fourth Proportional to 2,656,152,030.10, 3,984,228,045.15 and 815,996,233.30

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Solution

The fourth proportional to 2,656,152,030.10, 3,984,228,045.15 and 815,996,233.30 is: 1,223,994,349.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,656,152,030.10 : 3,984,228,045.15 = 815,996,233.30 : x
  2. Step 2: Convert to fraction form
    2,656,152,030.10/3,984,228,045.15 = 815,996,233.30/x
  3. Step 3: Cross multiply
    2,656,152,030.10x = 3,984,228,045.15 × 815,996,233.30
  4. Step 4: Simplify right side
    2,656,152,030.10x = 3,251,115,077,450,622,464
  5. Step 5: Solve for x
    x = 3,251,115,077,450,622,464/2,656,152,030.10
  6. Step 6: Final answer
    x = 1,223,994,349.95

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Double scale
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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.