Home / 68,930,728,411.12-103,427,509,002.92-35,377,913,150.98

Finding the Fourth Proportional to 68,930,728,411.12, 103,427,509,002.92 and 35,377,913,150.98

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Solution

The fourth proportional to 68,930,728,411.12, 103,427,509,002.92 and 35,377,913,150.98 is: 53,082,993,829.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,930,728,411.12 : 103,427,509,002.92 = 35,377,913,150.98 : x
  2. Step 2: Convert to fraction form
    68,930,728,411.12/103,427,509,002.92 = 35,377,913,150.98/x
  3. Step 3: Cross multiply
    68,930,728,411.12x = 103,427,509,002.92 × 35,377,913,150.98
  4. Step 4: Simplify right side
    68,930,728,411.12x = 3,659,049,430,927,506,145,280
  5. Step 5: Solve for x
    x = 3,659,049,430,927,506,145,280/68,930,728,411.12
  6. Step 6: Final answer
    x = 53,082,993,829.75

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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.