Home / 125,655,407.80-188,483,111.70-34,778,996.80

Finding the Fourth Proportional to 125,655,407.80, 188,483,111.70 and 34,778,996.80

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Solution

The fourth proportional to 125,655,407.80, 188,483,111.70 and 34,778,996.80 is: 52,168,495.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,655,407.80 : 188,483,111.70 = 34,778,996.80 : x
  2. Step 2: Convert to fraction form
    125,655,407.80/188,483,111.70 = 34,778,996.80/x
  3. Step 3: Cross multiply
    125,655,407.80x = 188,483,111.70 × 34,778,996.80
  4. Step 4: Simplify right side
    125,655,407.80x = 6,555,253,538,668,342
  5. Step 5: Solve for x
    x = 6,555,253,538,668,342/125,655,407.80
  6. Step 6: Final answer
    x = 52,168,495.20

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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.