Home / 151,353,221,441.80-208,769,029,836.24-97,073,794,898.72

Finding the Fourth Proportional to 151,353,221,441.80, 208,769,029,836.24 and 97,073,794,898.72

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Solution

The fourth proportional to 151,353,221,441.80, 208,769,029,836.24 and 97,073,794,898.72 is: 133,898,715,801.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,353,221,441.80 : 208,769,029,836.24 = 97,073,794,898.72 : x
  2. Step 2: Convert to fraction form
    151,353,221,441.80/208,769,029,836.24 = 97,073,794,898.72/x
  3. Step 3: Cross multiply
    151,353,221,441.80x = 208,769,029,836.24 × 97,073,794,898.72
  4. Step 4: Simplify right side
    151,353,221,441.80x = 20,266,001,983,527,916,142,592
  5. Step 5: Solve for x
    x = 20,266,001,983,527,916,142,592/151,353,221,441.80
  6. Step 6: Final answer
    x = 133,898,715,801.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.