Home / 159,561,870.00-239,415,528.11-81,893,316.15

Finding the Fourth Proportional to 159,561,870.00, 239,415,528.11 and 81,893,316.15

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Solution

The fourth proportional to 159,561,870.00, 239,415,528.11 and 81,893,316.15 is: 122,877,298.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,561,870.00 : 239,415,528.11 = 81,893,316.15 : x
  2. Step 2: Convert to fraction form
    159,561,870.00/239,415,528.11 = 81,893,316.15/x
  3. Step 3: Cross multiply
    159,561,870.00x = 239,415,528.11 × 81,893,316.15
  4. Step 4: Simplify right side
    159,561,870.00x = 19,606,531,535,140,576
  5. Step 5: Solve for x
    x = 19,606,531,535,140,576/159,561,870.00
  6. Step 6: Final answer
    x = 122,877,298.54

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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.