Home / 103,315,350.40-154,973,025.60-57,965,718.40

Finding the Fourth Proportional to 103,315,350.40, 154,973,025.60 and 57,965,718.40

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Solution

The fourth proportional to 103,315,350.40, 154,973,025.60 and 57,965,718.40 is: 86,948,577.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,315,350.40 : 154,973,025.60 = 57,965,718.40 : x
  2. Step 2: Convert to fraction form
    103,315,350.40/154,973,025.60 = 57,965,718.40/x
  3. Step 3: Cross multiply
    103,315,350.40x = 154,973,025.60 × 57,965,718.40
  4. Step 4: Simplify right side
    103,315,350.40x = 8,983,122,761,525,590
  5. Step 5: Solve for x
    x = 8,983,122,761,525,590/103,315,350.40
  6. Step 6: Final answer
    x = 86,948,577.60

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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.