Home / 236,985,595.78-326,897,120.10-156,518,080.06

Finding the Fourth Proportional to 236,985,595.78, 326,897,120.10 and 156,518,080.06

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Solution

The fourth proportional to 236,985,595.78, 326,897,120.10 and 156,518,080.06 is: 215,900,504.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,985,595.78 : 326,897,120.10 = 156,518,080.06 : x
  2. Step 2: Convert to fraction form
    236,985,595.78/326,897,120.10 = 156,518,080.06/x
  3. Step 3: Cross multiply
    236,985,595.78x = 326,897,120.10 × 156,518,080.06
  4. Step 4: Simplify right side
    236,985,595.78x = 51,165,309,615,195,240
  5. Step 5: Solve for x
    x = 51,165,309,615,195,240/236,985,595.78
  6. Step 6: Final answer
    x = 215,900,504.19

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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.