Home / 10,340,859,912.40-15,521,031,641.40-5,437,053,038.80

Finding the Fourth Proportional to 10,340,859,912.40, 15,521,031,641.40 and 5,437,053,038.80

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Solution

The fourth proportional to 10,340,859,912.40, 15,521,031,641.40 and 5,437,053,038.80 is: 8,160,701,621.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,340,859,912.40 : 15,521,031,641.40 = 5,437,053,038.80 : x
  2. Step 2: Convert to fraction form
    10,340,859,912.40/15,521,031,641.40 = 5,437,053,038.80/x
  3. Step 3: Cross multiply
    10,340,859,912.40x = 15,521,031,641.40 × 5,437,053,038.80
  4. Step 4: Simplify right side
    10,340,859,912.40x = 84,388,672,251,184,824,320
  5. Step 5: Solve for x
    x = 84,388,672,251,184,824,320/10,340,859,912.40
  6. Step 6: Final answer
    x = 8,160,701,621.15

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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.