Home / 187,697,468.28-281,708,291.88-130,230,095.70

Finding the Fourth Proportional to 187,697,468.28, 281,708,291.88 and 130,230,095.70

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Solution

The fourth proportional to 187,697,468.28, 281,708,291.88 and 130,230,095.70 is: 195,457,606.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,697,468.28 : 281,708,291.88 = 130,230,095.70 : x
  2. Step 2: Convert to fraction form
    187,697,468.28/281,708,291.88 = 130,230,095.70/x
  3. Step 3: Cross multiply
    187,697,468.28x = 281,708,291.88 × 130,230,095.70
  4. Step 4: Simplify right side
    187,697,468.28x = 36,686,897,811,015,936
  5. Step 5: Solve for x
    x = 36,686,897,811,015,936/187,697,468.28
  6. Step 6: Final answer
    x = 195,457,606.05

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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.