Home / 187,482,081.60-281,223,122.40-51,181,243.20

Finding the Fourth Proportional to 187,482,081.60, 281,223,122.40 and 51,181,243.20

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Solution

The fourth proportional to 187,482,081.60, 281,223,122.40 and 51,181,243.20 is: 76,771,864.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,482,081.60 : 281,223,122.40 = 51,181,243.20 : x
  2. Step 2: Convert to fraction form
    187,482,081.60/281,223,122.40 = 51,181,243.20/x
  3. Step 3: Cross multiply
    187,482,081.60x = 281,223,122.40 × 51,181,243.20
  4. Step 4: Simplify right side
    187,482,081.60x = 14,393,349,021,017,768
  5. Step 5: Solve for x
    x = 14,393,349,021,017,768/187,482,081.60
  6. Step 6: Final answer
    x = 76,771,864.80

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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.