Home / 852,223,227.20-1,278,334,840.80-826,714,059.20

Finding the Fourth Proportional to 852,223,227.20, 1,278,334,840.80 and 826,714,059.20

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Solution

The fourth proportional to 852,223,227.20, 1,278,334,840.80 and 826,714,059.20 is: 1,240,071,088.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,223,227.20 : 1,278,334,840.80 = 826,714,059.20 : x
  2. Step 2: Convert to fraction form
    852,223,227.20/1,278,334,840.80 = 826,714,059.20/x
  3. Step 3: Cross multiply
    852,223,227.20x = 1,278,334,840.80 × 826,714,059.20
  4. Step 4: Simplify right side
    852,223,227.20x = 1,056,817,385,254,553,856
  5. Step 5: Solve for x
    x = 1,056,817,385,254,553,856/852,223,227.20
  6. Step 6: Final answer
    x = 1,240,071,088.80

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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.