Home / 120,671,530.70-181,007,296.05-43,997,060.30

Finding the Fourth Proportional to 120,671,530.70, 181,007,296.05 and 43,997,060.30

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Solution

The fourth proportional to 120,671,530.70, 181,007,296.05 and 43,997,060.30 is: 65,995,590.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,671,530.70 : 181,007,296.05 = 43,997,060.30 : x
  2. Step 2: Convert to fraction form
    120,671,530.70/181,007,296.05 = 43,997,060.30/x
  3. Step 3: Cross multiply
    120,671,530.70x = 181,007,296.05 × 43,997,060.30
  4. Step 4: Simplify right side
    120,671,530.70x = 7,963,788,919,051,802
  5. Step 5: Solve for x
    x = 7,963,788,919,051,802/120,671,530.70
  6. Step 6: Final answer
    x = 65,995,590.45

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Similar ratio
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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.