Home / 358,711,267.60-538,192,872.60-154,302,000.40

Finding the Fourth Proportional to 358,711,267.60, 538,192,872.60 and 154,302,000.40

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Solution

The fourth proportional to 358,711,267.60, 538,192,872.60 and 154,302,000.40 is: 231,507,187.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,711,267.60 : 538,192,872.60 = 154,302,000.40 : x
  2. Step 2: Convert to fraction form
    358,711,267.60/538,192,872.60 = 154,302,000.40/x
  3. Step 3: Cross multiply
    358,711,267.60x = 538,192,872.60 × 154,302,000.40
  4. Step 4: Simplify right side
    358,711,267.60x = 83,044,236,843,202,352
  5. Step 5: Solve for x
    x = 83,044,236,843,202,352/358,711,267.60
  6. Step 6: Final answer
    x = 231,507,187.94

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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.