Home / 113,337,325.80-170,383,902.30-96,709,127.40

Finding the Fourth Proportional to 113,337,325.80, 170,383,902.30 and 96,709,127.40

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Solution

The fourth proportional to 113,337,325.80, 170,383,902.30 and 96,709,127.40 is: 145,386,159.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,337,325.80 : 170,383,902.30 = 96,709,127.40 : x
  2. Step 2: Convert to fraction form
    113,337,325.80/170,383,902.30 = 96,709,127.40/x
  3. Step 3: Cross multiply
    113,337,325.80x = 170,383,902.30 × 96,709,127.40
  4. Step 4: Simplify right side
    113,337,325.80x = 16,477,678,514,439,856
  5. Step 5: Solve for x
    x = 16,477,678,514,439,856/113,337,325.80
  6. Step 6: Final answer
    x = 145,386,159.40

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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.