Home / 187,865,096.68-259,255,711.14-105,357,109.48

Finding the Fourth Proportional to 187,865,096.68, 259,255,711.14 and 105,357,109.48

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Solution

The fourth proportional to 187,865,096.68, 259,255,711.14 and 105,357,109.48 is: 145,393,864.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,865,096.68 : 259,255,711.14 = 105,357,109.48 : x
  2. Step 2: Convert to fraction form
    187,865,096.68/259,255,711.14 = 105,357,109.48/x
  3. Step 3: Cross multiply
    187,865,096.68x = 259,255,711.14 × 105,357,109.48
  4. Step 4: Simplify right side
    187,865,096.68x = 27,314,432,341,892,236
  5. Step 5: Solve for x
    x = 27,314,432,341,892,236/187,865,096.68
  6. Step 6: Final answer
    x = 145,393,864.13

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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.