Home / 109,572,687.86-151,210,456.63-59,336,994.07

Finding the Fourth Proportional to 109,572,687.86, 151,210,456.63 and 59,336,994.07

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Solution

The fourth proportional to 109,572,687.86, 151,210,456.63 and 59,336,994.07 is: 81,885,131.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,572,687.86 : 151,210,456.63 = 59,336,994.07 : x
  2. Step 2: Convert to fraction form
    109,572,687.86/151,210,456.63 = 59,336,994.07/x
  3. Step 3: Cross multiply
    109,572,687.86x = 151,210,456.63 × 59,336,994.07
  4. Step 4: Simplify right side
    109,572,687.86x = 8,972,373,968,376,302
  5. Step 5: Solve for x
    x = 8,972,373,968,376,302/109,572,687.86
  6. Step 6: Final answer
    x = 81,885,131.63

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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.