Home / 131,712,510.75-181,763,264.84-73,765,758.75

Finding the Fourth Proportional to 131,712,510.75, 181,763,264.84 and 73,765,758.75

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Solution

The fourth proportional to 131,712,510.75, 181,763,264.84 and 73,765,758.75 is: 101,796,747.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,712,510.75 : 181,763,264.84 = 73,765,758.75 : x
  2. Step 2: Convert to fraction form
    131,712,510.75/181,763,264.84 = 73,765,758.75/x
  3. Step 3: Cross multiply
    131,712,510.75x = 181,763,264.84 × 73,765,758.75
  4. Step 4: Simplify right side
    131,712,510.75x = 13,407,905,143,430,970
  5. Step 5: Solve for x
    x = 13,407,905,143,430,970/131,712,510.75
  6. Step 6: Final answer
    x = 101,796,747.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.