Home / 168,123,753.15-232,016,539.82-97,554,047.21

Finding the Fourth Proportional to 168,123,753.15, 232,016,539.82 and 97,554,047.21

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Solution

The fourth proportional to 168,123,753.15, 232,016,539.82 and 97,554,047.21 is: 134,627,927.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,123,753.15 : 232,016,539.82 = 97,554,047.21 : x
  2. Step 2: Convert to fraction form
    168,123,753.15/232,016,539.82 = 97,554,047.21/x
  3. Step 3: Cross multiply
    168,123,753.15x = 232,016,539.82 × 97,554,047.21
  4. Step 4: Simplify right side
    168,123,753.15x = 22,634,152,479,101,124
  5. Step 5: Solve for x
    x = 22,634,152,479,101,124/168,123,753.15
  6. Step 6: Final answer
    x = 134,627,927.67

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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.