Home / 1,246,234,023.02-1,719,843,972.03-681,705,985.77

Finding the Fourth Proportional to 1,246,234,023.02, 1,719,843,972.03 and 681,705,985.77

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Solution

The fourth proportional to 1,246,234,023.02, 1,719,843,972.03 and 681,705,985.77 is: 940,776,698.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,234,023.02 : 1,719,843,972.03 = 681,705,985.77 : x
  2. Step 2: Convert to fraction form
    1,246,234,023.02/1,719,843,972.03 = 681,705,985.77/x
  3. Step 3: Cross multiply
    1,246,234,023.02x = 1,719,843,972.03 × 681,705,985.77
  4. Step 4: Simplify right side
    1,246,234,023.02x = 1,172,427,930,323,303,424
  5. Step 5: Solve for x
    x = 1,172,427,930,323,303,424/1,246,234,023.02
  6. Step 6: Final answer
    x = 940,776,698.97

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.