Home / 112,752,804.80-169,129,207.20-36,078,334.40

Finding the Fourth Proportional to 112,752,804.80, 169,129,207.20 and 36,078,334.40

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Solution

The fourth proportional to 112,752,804.80, 169,129,207.20 and 36,078,334.40 is: 54,117,501.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,752,804.80 : 169,129,207.20 = 36,078,334.40 : x
  2. Step 2: Convert to fraction form
    112,752,804.80/169,129,207.20 = 36,078,334.40/x
  3. Step 3: Cross multiply
    112,752,804.80x = 169,129,207.20 × 36,078,334.40
  4. Step 4: Simplify right side
    112,752,804.80x = 6,101,900,094,168,487
  5. Step 5: Solve for x
    x = 6,101,900,094,168,487/112,752,804.80
  6. Step 6: Final answer
    x = 54,117,501.60

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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.