Home / 134,217,125.93-185,216,729.72-77,704,254.70

Finding the Fourth Proportional to 134,217,125.93, 185,216,729.72 and 77,704,254.70

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Solution

The fourth proportional to 134,217,125.93, 185,216,729.72 and 77,704,254.70 is: 107,230,190.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,217,125.93 : 185,216,729.72 = 77,704,254.70 : x
  2. Step 2: Convert to fraction form
    134,217,125.93/185,216,729.72 = 77,704,254.70/x
  3. Step 3: Cross multiply
    134,217,125.93x = 185,216,729.72 × 77,704,254.70
  4. Step 4: Simplify right side
    134,217,125.93x = 14,392,127,940,012,378
  5. Step 5: Solve for x
    x = 14,392,127,940,012,378/134,217,125.93
  6. Step 6: Final answer
    x = 107,230,190.19

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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.