Home / 403,248,040.80-604,446,908.40-157,509,722.40

Finding the Fourth Proportional to 403,248,040.80, 604,446,908.40 and 157,509,722.40

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Solution

The fourth proportional to 403,248,040.80, 604,446,908.40 and 157,509,722.40 is: 236,098,517.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,248,040.80 : 604,446,908.40 = 157,509,722.40 : x
  2. Step 2: Convert to fraction form
    403,248,040.80/604,446,908.40 = 157,509,722.40/x
  3. Step 3: Cross multiply
    403,248,040.80x = 604,446,908.40 × 157,509,722.40
  4. Step 4: Simplify right side
    403,248,040.80x = 95,206,264,747,622,224
  5. Step 5: Solve for x
    x = 95,206,264,747,622,224/403,248,040.80
  6. Step 6: Final answer
    x = 236,098,517.82

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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.