Home / 12,431,974,280.28-18,641,151,294.62-6,122,528,944.66

Finding the Fourth Proportional to 12,431,974,280.28, 18,641,151,294.62 and 6,122,528,944.66

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Solution

The fourth proportional to 12,431,974,280.28, 18,641,151,294.62 and 6,122,528,944.66 is: 9,180,439,549.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,431,974,280.28 : 18,641,151,294.62 = 6,122,528,944.66 : x
  2. Step 2: Convert to fraction form
    12,431,974,280.28/18,641,151,294.62 = 6,122,528,944.66/x
  3. Step 3: Cross multiply
    12,431,974,280.28x = 18,641,151,294.62 × 6,122,528,944.66
  4. Step 4: Simplify right side
    12,431,974,280.28x = 114,130,988,363,125,129,216
  5. Step 5: Solve for x
    x = 114,130,988,363,125,129,216/12,431,974,280.28
  6. Step 6: Final answer
    x = 9,180,439,549.67

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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.