Home / 10,687,788,672.70-16,031,683,009.05-9,034,794,586.30

Finding the Fourth Proportional to 10,687,788,672.70, 16,031,683,009.05 and 9,034,794,586.30

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Solution

The fourth proportional to 10,687,788,672.70, 16,031,683,009.05 and 9,034,794,586.30 is: 13,552,191,879.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,687,788,672.70 : 16,031,683,009.05 = 9,034,794,586.30 : x
  2. Step 2: Convert to fraction form
    10,687,788,672.70/16,031,683,009.05 = 9,034,794,586.30/x
  3. Step 3: Cross multiply
    10,687,788,672.70x = 16,031,683,009.05 × 9,034,794,586.30
  4. Step 4: Simplify right side
    10,687,788,672.70x = 144,842,962,859,442,618,368
  5. Step 5: Solve for x
    x = 144,842,962,859,442,618,368/10,687,788,672.70
  6. Step 6: Final answer
    x = 13,552,191,879.45

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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.