Home / 181,910,256.30-272,865,384.45-91,001,040.30

Finding the Fourth Proportional to 181,910,256.30, 272,865,384.45 and 91,001,040.30

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Solution

The fourth proportional to 181,910,256.30, 272,865,384.45 and 91,001,040.30 is: 136,501,560.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,910,256.30 : 272,865,384.45 = 91,001,040.30 : x
  2. Step 2: Convert to fraction form
    181,910,256.30/272,865,384.45 = 91,001,040.30/x
  3. Step 3: Cross multiply
    181,910,256.30x = 272,865,384.45 × 91,001,040.30
  4. Step 4: Simplify right side
    181,910,256.30x = 24,831,033,846,809,440
  5. Step 5: Solve for x
    x = 24,831,033,846,809,440/181,910,256.30
  6. Step 6: Final answer
    x = 136,501,560.45

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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.