Home / 30,702,626,353.68-42,371,816,862.24-16,969,124,170.20

Finding the Fourth Proportional to 30,702,626,353.68, 42,371,816,862.24 and 16,969,124,170.20

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Solution

The fourth proportional to 30,702,626,353.68, 42,371,816,862.24 and 16,969,124,170.20 is: 23,418,603,130.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,702,626,353.68 : 42,371,816,862.24 = 16,969,124,170.20 : x
  2. Step 2: Convert to fraction form
    30,702,626,353.68/42,371,816,862.24 = 16,969,124,170.20/x
  3. Step 3: Cross multiply
    30,702,626,353.68x = 42,371,816,862.24 × 16,969,124,170.20
  4. Step 4: Simplify right side
    30,702,626,353.68x = 719,012,621,652,324,646,912
  5. Step 5: Solve for x
    x = 719,012,621,652,324,646,912/30,702,626,353.68
  6. Step 6: Final answer
    x = 23,418,603,130.87

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.