Home / 132,859,985.60-199,289,978.40-37,121,873.60

Finding the Fourth Proportional to 132,859,985.60, 199,289,978.40 and 37,121,873.60

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Solution

The fourth proportional to 132,859,985.60, 199,289,978.40 and 37,121,873.60 is: 55,682,810.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,859,985.60 : 199,289,978.40 = 37,121,873.60 : x
  2. Step 2: Convert to fraction form
    132,859,985.60/199,289,978.40 = 37,121,873.60/x
  3. Step 3: Cross multiply
    132,859,985.60x = 199,289,978.40 × 37,121,873.60
  4. Step 4: Simplify right side
    132,859,985.60x = 7,398,017,387,911,531
  5. Step 5: Solve for x
    x = 7,398,017,387,911,531/132,859,985.60
  6. Step 6: Final answer
    x = 55,682,810.40

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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.