Home / 12,113,064,232.60-18,169,596,348.90-4,752,315,074.20

Finding the Fourth Proportional to 12,113,064,232.60, 18,169,596,348.90 and 4,752,315,074.20

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Solution

The fourth proportional to 12,113,064,232.60, 18,169,596,348.90 and 4,752,315,074.20 is: 7,128,472,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,113,064,232.60 : 18,169,596,348.90 = 4,752,315,074.20 : x
  2. Step 2: Convert to fraction form
    12,113,064,232.60/18,169,596,348.90 = 4,752,315,074.20/x
  3. Step 3: Cross multiply
    12,113,064,232.60x = 18,169,596,348.90 × 4,752,315,074.20
  4. Step 4: Simplify right side
    12,113,064,232.60x = 86,347,646,621,006,757,888
  5. Step 5: Solve for x
    x = 86,347,646,621,006,757,888/12,113,064,232.60
  6. Step 6: Final answer
    x = 7,128,472,611.30

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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.