Home / 136,049,136,001.40-204,073,704,002.10-80,122,836,078.20

Finding the Fourth Proportional to 136,049,136,001.40, 204,073,704,002.10 and 80,122,836,078.20

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Solution

The fourth proportional to 136,049,136,001.40, 204,073,704,002.10 and 80,122,836,078.20 is: 120,184,254,117.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,049,136,001.40 : 204,073,704,002.10 = 80,122,836,078.20 : x
  2. Step 2: Convert to fraction form
    136,049,136,001.40/204,073,704,002.10 = 80,122,836,078.20/x
  3. Step 3: Cross multiply
    136,049,136,001.40x = 204,073,704,002.10 × 80,122,836,078.20
  4. Step 4: Simplify right side
    136,049,136,001.40x = 16,350,963,933,631,364,464,640
  5. Step 5: Solve for x
    x = 16,350,963,933,631,364,464,640/136,049,136,001.40
  6. Step 6: Final answer
    x = 120,184,254,117.30

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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.