Home / 173,862,907.20-260,962,322.40-105,838,459.20

Finding the Fourth Proportional to 173,862,907.20, 260,962,322.40 and 105,838,459.20

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Solution

The fourth proportional to 173,862,907.20, 260,962,322.40 and 105,838,459.20 is: 158,859,934.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,862,907.20 : 260,962,322.40 = 105,838,459.20 : x
  2. Step 2: Convert to fraction form
    173,862,907.20/260,962,322.40 = 105,838,459.20/x
  3. Step 3: Cross multiply
    173,862,907.20x = 260,962,322.40 × 105,838,459.20
  4. Step 4: Simplify right side
    173,862,907.20x = 27,619,850,112,069,648
  5. Step 5: Solve for x
    x = 27,619,850,112,069,648/173,862,907.20
  6. Step 6: Final answer
    x = 158,859,934.86

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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.