Home / 191,272,788.60-286,945,556.36-132,433,303.20

Finding the Fourth Proportional to 191,272,788.60, 286,945,556.36 and 132,433,303.20

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Solution

The fourth proportional to 191,272,788.60, 286,945,556.36 and 132,433,303.20 is: 198,675,139.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,272,788.60 : 286,945,556.36 = 132,433,303.20 : x
  2. Step 2: Convert to fraction form
    191,272,788.60/286,945,556.36 = 132,433,303.20/x
  3. Step 3: Cross multiply
    191,272,788.60x = 286,945,556.36 × 132,433,303.20
  4. Step 4: Simplify right side
    191,272,788.60x = 38,001,147,866,654,408
  5. Step 5: Solve for x
    x = 38,001,147,866,654,408/191,272,788.60
  6. Step 6: Final answer
    x = 198,675,139.02

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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.