Home / 129,413,376,087.90-194,120,064,131.85-63,130,353,956.70

Finding the Fourth Proportional to 129,413,376,087.90, 194,120,064,131.85 and 63,130,353,956.70

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Solution

The fourth proportional to 129,413,376,087.90, 194,120,064,131.85 and 63,130,353,956.70 is: 94,695,530,935.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,413,376,087.90 : 194,120,064,131.85 = 63,130,353,956.70 : x
  2. Step 2: Convert to fraction form
    129,413,376,087.90/194,120,064,131.85 = 63,130,353,956.70/x
  3. Step 3: Cross multiply
    129,413,376,087.90x = 194,120,064,131.85 × 63,130,353,956.70
  4. Step 4: Simplify right side
    129,413,376,087.90x = 12,254,868,358,740,993,638,400
  5. Step 5: Solve for x
    x = 12,254,868,358,740,993,638,400/129,413,376,087.90
  6. Step 6: Final answer
    x = 94,695,530,935.05

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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.