Home / 306,304,891.40-459,678,663.50-121,966,131.48

Finding the Fourth Proportional to 306,304,891.40, 459,678,663.50 and 121,966,131.48

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Solution

The fourth proportional to 306,304,891.40, 459,678,663.50 and 121,966,131.48 is: 183,037,326.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,304,891.40 : 459,678,663.50 = 121,966,131.48 : x
  2. Step 2: Convert to fraction form
    306,304,891.40/459,678,663.50 = 121,966,131.48/x
  3. Step 3: Cross multiply
    306,304,891.40x = 459,678,663.50 × 121,966,131.48
  4. Step 4: Simplify right side
    306,304,891.40x = 56,065,228,310,991,680
  5. Step 5: Solve for x
    x = 56,065,228,310,991,680/306,304,891.40
  6. Step 6: Final answer
    x = 183,037,326.16

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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.