Home / 171,679,983.80-257,519,975.70-152,868,284.60

Finding the Fourth Proportional to 171,679,983.80, 257,519,975.70 and 152,868,284.60

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Solution

The fourth proportional to 171,679,983.80, 257,519,975.70 and 152,868,284.60 is: 229,302,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,679,983.80 : 257,519,975.70 = 152,868,284.60 : x
  2. Step 2: Convert to fraction form
    171,679,983.80/257,519,975.70 = 152,868,284.60/x
  3. Step 3: Cross multiply
    171,679,983.80x = 257,519,975.70 × 152,868,284.60
  4. Step 4: Simplify right side
    171,679,983.80x = 39,366,636,935,492,680
  5. Step 5: Solve for x
    x = 39,366,636,935,492,680/171,679,983.80
  6. Step 6: Final answer
    x = 229,302,426.90

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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.