Home / 10,153,804,597.10-15,230,706,895.65-8,408,977,505.90

Finding the Fourth Proportional to 10,153,804,597.10, 15,230,706,895.65 and 8,408,977,505.90

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Solution

The fourth proportional to 10,153,804,597.10, 15,230,706,895.65 and 8,408,977,505.90 is: 12,613,466,258.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,153,804,597.10 : 15,230,706,895.65 = 8,408,977,505.90 : x
  2. Step 2: Convert to fraction form
    10,153,804,597.10/15,230,706,895.65 = 8,408,977,505.90/x
  3. Step 3: Cross multiply
    10,153,804,597.10x = 15,230,706,895.65 × 8,408,977,505.90
  4. Step 4: Simplify right side
    10,153,804,597.10x = 128,074,671,684,476,862,464
  5. Step 5: Solve for x
    x = 128,074,671,684,476,862,464/10,153,804,597.10
  6. Step 6: Final answer
    x = 12,613,466,258.85

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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.