Home / 68,931,961,089.90-103,253,141,361.69-43,736,709,032.70

Finding the Fourth Proportional to 68,931,961,089.90, 103,253,141,361.69 and 43,736,709,032.70

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Solution

The fourth proportional to 68,931,961,089.90, 103,253,141,361.69 and 43,736,709,032.70 is: 65,513,189,078.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,931,961,089.90 : 103,253,141,361.69 = 43,736,709,032.70 : x
  2. Step 2: Convert to fraction form
    68,931,961,089.90/103,253,141,361.69 = 43,736,709,032.70/x
  3. Step 3: Cross multiply
    68,931,961,089.90x = 103,253,141,361.69 × 43,736,709,032.70
  4. Step 4: Simplify right side
    68,931,961,089.90x = 4,515,952,600,448,476,643,328
  5. Step 5: Solve for x
    x = 4,515,952,600,448,476,643,328/68,931,961,089.90
  6. Step 6: Final answer
    x = 65,513,189,078.70

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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.