Home / 131,582,650.80-181,603,060.98-75,817,394.76

Finding the Fourth Proportional to 131,582,650.80, 181,603,060.98 and 75,817,394.76

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Solution

The fourth proportional to 131,582,650.80, 181,603,060.98 and 75,817,394.76 is: 104,638,954.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,582,650.80 : 181,603,060.98 = 75,817,394.76 : x
  2. Step 2: Convert to fraction form
    131,582,650.80/181,603,060.98 = 75,817,394.76/x
  3. Step 3: Cross multiply
    131,582,650.80x = 181,603,060.98 × 75,817,394.76
  4. Step 4: Simplify right side
    131,582,650.80x = 13,768,670,963,945,012
  5. Step 5: Solve for x
    x = 13,768,670,963,945,012/131,582,650.80
  6. Step 6: Final answer
    x = 104,638,954.15

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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.