Home / 12,353,929,806.10-17,050,286,699.78-7,534,091,028.76

Finding the Fourth Proportional to 12,353,929,806.10, 17,050,286,699.78 and 7,534,091,028.76

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Solution

The fourth proportional to 12,353,929,806.10, 17,050,286,699.78 and 7,534,091,028.76 is: 10,398,182,123.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,353,929,806.10 : 17,050,286,699.78 = 7,534,091,028.76 : x
  2. Step 2: Convert to fraction form
    12,353,929,806.10/17,050,286,699.78 = 7,534,091,028.76/x
  3. Step 3: Cross multiply
    12,353,929,806.10x = 17,050,286,699.78 × 7,534,091,028.76
  4. Step 4: Simplify right side
    12,353,929,806.10x = 128,458,412,062,598,447,104
  5. Step 5: Solve for x
    x = 128,458,412,062,598,447,104/12,353,929,806.10
  6. Step 6: Final answer
    x = 10,398,182,123.32

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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.