Home / 819,074,730.15-1,228,612,095.23-301,398,052.05

Finding the Fourth Proportional to 819,074,730.15, 1,228,612,095.23 and 301,398,052.05

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Solution

The fourth proportional to 819,074,730.15, 1,228,612,095.23 and 301,398,052.05 is: 452,097,078.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    819,074,730.15 : 1,228,612,095.23 = 301,398,052.05 : x
  2. Step 2: Convert to fraction form
    819,074,730.15/1,228,612,095.23 = 301,398,052.05/x
  3. Step 3: Cross multiply
    819,074,730.15x = 1,228,612,095.23 × 301,398,052.05
  4. Step 4: Simplify right side
    819,074,730.15x = 370,301,292,225,884,096
  5. Step 5: Solve for x
    x = 370,301,292,225,884,096/819,074,730.15
  6. Step 6: Final answer
    x = 452,097,078.08

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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.