Home / 134,761,953.95-185,971,620.45-72,882,292.51

Finding the Fourth Proportional to 134,761,953.95, 185,971,620.45 and 72,882,292.51

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Solution

The fourth proportional to 134,761,953.95, 185,971,620.45 and 72,882,292.51 is: 100,577,630.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,761,953.95 : 185,971,620.45 = 72,882,292.51 : x
  2. Step 2: Convert to fraction form
    134,761,953.95/185,971,620.45 = 72,882,292.51/x
  3. Step 3: Cross multiply
    134,761,953.95x = 185,971,620.45 × 72,882,292.51
  4. Step 4: Simplify right side
    134,761,953.95x = 13,554,038,040,195,598
  5. Step 5: Solve for x
    x = 13,554,038,040,195,598/134,761,953.95
  6. Step 6: Final answer
    x = 100,577,630.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.