Home / 187,282,429.04-258,447,848.28-103,650,722.12

Finding the Fourth Proportional to 187,282,429.04, 258,447,848.28 and 103,650,722.12

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Solution

The fourth proportional to 187,282,429.04, 258,447,848.28 and 103,650,722.12 is: 143,036,942.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,282,429.04 : 258,447,848.28 = 103,650,722.12 : x
  2. Step 2: Convert to fraction form
    187,282,429.04/258,447,848.28 = 103,650,722.12/x
  3. Step 3: Cross multiply
    187,282,429.04x = 258,447,848.28 × 103,650,722.12
  4. Step 4: Simplify right side
    187,282,429.04x = 26,788,306,104,582,200
  5. Step 5: Solve for x
    x = 26,788,306,104,582,200/187,282,429.04
  6. Step 6: Final answer
    x = 143,036,942.88

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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.