Home / 121,824,339.60-182,655,809.10-67,263,063.60

Finding the Fourth Proportional to 121,824,339.60, 182,655,809.10 and 67,263,063.60

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Solution

The fourth proportional to 121,824,339.60, 182,655,809.10 and 67,263,063.60 is: 100,850,038.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,824,339.60 : 182,655,809.10 = 67,263,063.60 : x
  2. Step 2: Convert to fraction form
    121,824,339.60/182,655,809.10 = 67,263,063.60/x
  3. Step 3: Cross multiply
    121,824,339.60x = 182,655,809.10 × 67,263,063.60
  4. Step 4: Simplify right side
    121,824,339.60x = 12,285,989,304,402,758
  5. Step 5: Solve for x
    x = 12,285,989,304,402,758/121,824,339.60
  6. Step 6: Final answer
    x = 100,850,038.22

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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.