Home / 141,778,870.80-212,584,325.40-73,754,422.80

Finding the Fourth Proportional to 141,778,870.80, 212,584,325.40 and 73,754,422.80

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Solution

The fourth proportional to 141,778,870.80, 212,584,325.40 and 73,754,422.80 is: 110,587,946.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,778,870.80 : 212,584,325.40 = 73,754,422.80 : x
  2. Step 2: Convert to fraction form
    141,778,870.80/212,584,325.40 = 73,754,422.80/x
  3. Step 3: Cross multiply
    141,778,870.80x = 212,584,325.40 × 73,754,422.80
  4. Step 4: Simplify right side
    141,778,870.80x = 15,679,034,216,204,378
  5. Step 5: Solve for x
    x = 15,679,034,216,204,378/141,778,870.80
  6. Step 6: Final answer
    x = 110,587,946.76

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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.