Home / 79,398,488.40-119,097,732.60-39,087,704.40

Finding the Fourth Proportional to 79,398,488.40, 119,097,732.60 and 39,087,704.40

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Solution

The fourth proportional to 79,398,488.40, 119,097,732.60 and 39,087,704.40 is: 58,631,556.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,398,488.40 : 119,097,732.60 = 39,087,704.40 : x
  2. Step 2: Convert to fraction form
    79,398,488.40/119,097,732.60 = 39,087,704.40/x
  3. Step 3: Cross multiply
    79,398,488.40x = 119,097,732.60 × 39,087,704.40
  4. Step 4: Simplify right side
    79,398,488.40x = 4,655,256,966,579,043
  5. Step 5: Solve for x
    x = 4,655,256,966,579,043/79,398,488.40
  6. Step 6: Final answer
    x = 58,631,556.60

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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.