Home / 371,008,087.80-556,313,066.10-155,353,687.80

Finding the Fourth Proportional to 371,008,087.80, 556,313,066.10 and 155,353,687.80

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Solution

The fourth proportional to 371,008,087.80, 556,313,066.10 and 155,353,687.80 is: 232,947,176.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,008,087.80 : 556,313,066.10 = 155,353,687.80 : x
  2. Step 2: Convert to fraction form
    371,008,087.80/556,313,066.10 = 155,353,687.80/x
  3. Step 3: Cross multiply
    371,008,087.80x = 556,313,066.10 × 155,353,687.80
  4. Step 4: Simplify right side
    371,008,087.80x = 86,425,286,389,960,176
  5. Step 5: Solve for x
    x = 86,425,286,389,960,176/371,008,087.80
  6. Step 6: Final answer
    x = 232,947,176.17

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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.