Home / 124,686,000.45-187,029,000.68-51,878,583.45

Finding the Fourth Proportional to 124,686,000.45, 187,029,000.68 and 51,878,583.45

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Solution

The fourth proportional to 124,686,000.45, 187,029,000.68 and 51,878,583.45 is: 77,817,875.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,686,000.45 : 187,029,000.68 = 51,878,583.45 : x
  2. Step 2: Convert to fraction form
    124,686,000.45/187,029,000.68 = 51,878,583.45/x
  3. Step 3: Cross multiply
    124,686,000.45x = 187,029,000.68 × 51,878,583.45
  4. Step 4: Simplify right side
    124,686,000.45x = 9,702,799,619,088,096
  5. Step 5: Solve for x
    x = 9,702,799,619,088,096/124,686,000.45
  6. Step 6: Final answer
    x = 77,817,875.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.