Home / 6,690,087,572.36-10,037,432,040.78-3,932,024,099.72

Finding the Fourth Proportional to 6,690,087,572.36, 10,037,432,040.78 and 3,932,024,099.72

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Solution

The fourth proportional to 6,690,087,572.36, 10,037,432,040.78 and 3,932,024,099.72 is: 5,899,388,349.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,690,087,572.36 : 10,037,432,040.78 = 3,932,024,099.72 : x
  2. Step 2: Convert to fraction form
    6,690,087,572.36/10,037,432,040.78 = 3,932,024,099.72/x
  3. Step 3: Cross multiply
    6,690,087,572.36x = 10,037,432,040.78 × 3,932,024,099.72
  4. Step 4: Simplify right side
    6,690,087,572.36x = 39,467,424,683,648,663,552
  5. Step 5: Solve for x
    x = 39,467,424,683,648,663,552/6,690,087,572.36
  6. Step 6: Final answer
    x = 5,899,388,349.82

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1.5x scale

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.