Home / 129,413,376,003.40-194,120,064,005.10-63,130,353,872.20

Finding the Fourth Proportional to 129,413,376,003.40, 194,120,064,005.10 and 63,130,353,872.20

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Solution

The fourth proportional to 129,413,376,003.40, 194,120,064,005.10 and 63,130,353,872.20 is: 94,695,530,808.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,413,376,003.40 : 194,120,064,005.10 = 63,130,353,872.20 : x
  2. Step 2: Convert to fraction form
    129,413,376,003.40/194,120,064,005.10 = 63,130,353,872.20/x
  3. Step 3: Cross multiply
    129,413,376,003.40x = 194,120,064,005.10 × 63,130,353,872.20
  4. Step 4: Simplify right side
    129,413,376,003.40x = 12,254,868,334,336,077,201,408
  5. Step 5: Solve for x
    x = 12,254,868,334,336,077,201,408/129,413,376,003.40
  6. Step 6: Final answer
    x = 94,695,530,808.30

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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.