Home / 85,787,680,344.42-128,700,136,040.07-26,094,791,177.94

Finding the Fourth Proportional to 85,787,680,344.42, 128,700,136,040.07 and 26,094,791,177.94

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Solution

The fourth proportional to 85,787,680,344.42, 128,700,136,040.07 and 26,094,791,177.94 is: 39,147,849,213.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,787,680,344.42 : 128,700,136,040.07 = 26,094,791,177.94 : x
  2. Step 2: Convert to fraction form
    85,787,680,344.42/128,700,136,040.07 = 26,094,791,177.94/x
  3. Step 3: Cross multiply
    85,787,680,344.42x = 128,700,136,040.07 × 26,094,791,177.94
  4. Step 4: Simplify right side
    85,787,680,344.42x = 3,358,403,174,538,096,410,624
  5. Step 5: Solve for x
    x = 3,358,403,174,538,096,410,624/85,787,680,344.42
  6. Step 6: Final answer
    x = 39,147,849,213.95

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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.