Home / 305,620,868.22-458,431,444.49-98,359,250.01

Finding the Fourth Proportional to 305,620,868.22, 458,431,444.49 and 98,359,250.01

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Solution

The fourth proportional to 305,620,868.22, 458,431,444.49 and 98,359,250.01 is: 147,538,920.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,620,868.22 : 458,431,444.49 = 98,359,250.01 : x
  2. Step 2: Convert to fraction form
    305,620,868.22/458,431,444.49 = 98,359,250.01/x
  3. Step 3: Cross multiply
    305,620,868.22x = 458,431,444.49 × 98,359,250.01
  4. Step 4: Simplify right side
    305,620,868.22x = 45,090,973,060,545,552
  5. Step 5: Solve for x
    x = 45,090,973,060,545,552/305,620,868.22
  6. Step 6: Final answer
    x = 147,538,920.77

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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.