Home / 951,028,979.76-1,426,883,276.16-578,295,209.52

Finding the Fourth Proportional to 951,028,979.76, 1,426,883,276.16 and 578,295,209.52

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Solution

The fourth proportional to 951,028,979.76, 1,426,883,276.16 and 578,295,209.52 is: 867,649,441.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,028,979.76 : 1,426,883,276.16 = 578,295,209.52 : x
  2. Step 2: Convert to fraction form
    951,028,979.76/1,426,883,276.16 = 578,295,209.52/x
  3. Step 3: Cross multiply
    951,028,979.76x = 1,426,883,276.16 × 578,295,209.52
  4. Step 4: Simplify right side
    951,028,979.76x = 825,159,763,147,531,264
  5. Step 5: Solve for x
    x = 825,159,763,147,531,264/951,028,979.76
  6. Step 6: Final answer
    x = 867,649,441.51

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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.