Home / 12,170,241,672.72-16,810,687,972.28-10,064,204,762.64

Finding the Fourth Proportional to 12,170,241,672.72, 16,810,687,972.28 and 10,064,204,762.64

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Solution

The fourth proportional to 12,170,241,672.72, 16,810,687,972.28 and 10,064,204,762.64 is: 13,901,630,756.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,170,241,672.72 : 16,810,687,972.28 = 10,064,204,762.64 : x
  2. Step 2: Convert to fraction form
    12,170,241,672.72/16,810,687,972.28 = 10,064,204,762.64/x
  3. Step 3: Cross multiply
    12,170,241,672.72x = 16,810,687,972.28 × 10,064,204,762.64
  4. Step 4: Simplify right side
    12,170,241,672.72x = 169,186,205,953,875,345,408
  5. Step 5: Solve for x
    x = 169,186,205,953,875,345,408/12,170,241,672.72
  6. Step 6: Final answer
    x = 13,901,630,756.69

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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.