Home / 85,439,211.45-117,906,677.91-46,280,988.18

Finding the Fourth Proportional to 85,439,211.45, 117,906,677.91 and 46,280,988.18

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Solution

The fourth proportional to 85,439,211.45, 117,906,677.91 and 46,280,988.18 is: 63,868,070.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,439,211.45 : 117,906,677.91 = 46,280,988.18 : x
  2. Step 2: Convert to fraction form
    85,439,211.45/117,906,677.91 = 46,280,988.18/x
  3. Step 3: Cross multiply
    85,439,211.45x = 117,906,677.91 × 46,280,988.18
  4. Step 4: Simplify right side
    85,439,211.45x = 5,456,837,566,695,777
  5. Step 5: Solve for x
    x = 5,456,837,566,695,777/85,439,211.45
  6. Step 6: Final answer
    x = 63,868,070.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.