Home / 148,191,036.30-222,286,554.45-67,412,004.30

Finding the Fourth Proportional to 148,191,036.30, 222,286,554.45 and 67,412,004.30

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Solution

The fourth proportional to 148,191,036.30, 222,286,554.45 and 67,412,004.30 is: 101,118,006.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,191,036.30 : 222,286,554.45 = 67,412,004.30 : x
  2. Step 2: Convert to fraction form
    148,191,036.30/222,286,554.45 = 67,412,004.30/x
  3. Step 3: Cross multiply
    148,191,036.30x = 222,286,554.45 × 67,412,004.30
  4. Step 4: Simplify right side
    148,191,036.30x = 14,984,782,164,415,582
  5. Step 5: Solve for x
    x = 14,984,782,164,415,582/148,191,036.30
  6. Step 6: Final answer
    x = 101,118,006.45

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Double scale
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Similar ratio
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1.5x scale

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.