Home / 10,880,596,900.40-16,320,895,350.60-3,986,557,041.20

Finding the Fourth Proportional to 10,880,596,900.40, 16,320,895,350.60 and 3,986,557,041.20

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Solution

The fourth proportional to 10,880,596,900.40, 16,320,895,350.60 and 3,986,557,041.20 is: 5,979,835,561.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,880,596,900.40 : 16,320,895,350.60 = 3,986,557,041.20 : x
  2. Step 2: Convert to fraction form
    10,880,596,900.40/16,320,895,350.60 = 3,986,557,041.20/x
  3. Step 3: Cross multiply
    10,880,596,900.40x = 16,320,895,350.60 × 3,986,557,041.20
  4. Step 4: Simplify right side
    10,880,596,900.40x = 65,064,180,278,622,773,248
  5. Step 5: Solve for x
    x = 65,064,180,278,622,773,248/10,880,596,900.40
  6. Step 6: Final answer
    x = 5,979,835,561.80

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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.