Home / 127,859,903.60-191,808,517.80-41,583,628.40

Finding the Fourth Proportional to 127,859,903.60, 191,808,517.80 and 41,583,628.40

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Solution

The fourth proportional to 127,859,903.60, 191,808,517.80 and 41,583,628.40 is: 62,381,512.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,859,903.60 : 191,808,517.80 = 41,583,628.40 : x
  2. Step 2: Convert to fraction form
    127,859,903.60/191,808,517.80 = 41,583,628.40/x
  3. Step 3: Cross multiply
    127,859,903.60x = 191,808,517.80 × 41,583,628.40
  4. Step 4: Simplify right side
    127,859,903.60x = 7,976,094,128,149,986
  5. Step 5: Solve for x
    x = 7,976,094,128,149,986/127,859,903.60
  6. Step 6: Final answer
    x = 62,381,512.14

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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.