Home / 80,657,280,667.30-120,985,921,000.95-80,657,280,667.30

Finding the Fourth Proportional to 80,657,280,667.30, 120,985,921,000.95 and 80,657,280,667.30

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Solution

The fourth proportional to 80,657,280,667.30, 120,985,921,000.95 and 80,657,280,667.30 is: 120,985,921,000.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,657,280,667.30 : 120,985,921,000.95 = 80,657,280,667.30 : x
  2. Step 2: Convert to fraction form
    80,657,280,667.30/120,985,921,000.95 = 80,657,280,667.30/x
  3. Step 3: Cross multiply
    80,657,280,667.30x = 120,985,921,000.95 × 80,657,280,667.30
  4. Step 4: Simplify right side
    80,657,280,667.30x = 9,758,395,386,965,409,136,640
  5. Step 5: Solve for x
    x = 9,758,395,386,965,409,136,640/80,657,280,667.30
  6. Step 6: Final answer
    x = 120,985,921,000.95

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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.