Home / 109,142,427.60-163,736,386.20-36,381,812.40

Finding the Fourth Proportional to 109,142,427.60, 163,736,386.20 and 36,381,812.40

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Solution

The fourth proportional to 109,142,427.60, 163,736,386.20 and 36,381,812.40 is: 54,580,300.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,142,427.60 : 163,736,386.20 = 36,381,812.40 : x
  2. Step 2: Convert to fraction form
    109,142,427.60/163,736,386.20 = 36,381,812.40/x
  3. Step 3: Cross multiply
    109,142,427.60x = 163,736,386.20 × 36,381,812.40
  4. Step 4: Simplify right side
    109,142,427.60x = 5,957,026,485,782,348
  5. Step 5: Solve for x
    x = 5,957,026,485,782,348/109,142,427.60
  6. Step 6: Final answer
    x = 54,580,300.41

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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.