Home / 103,225,084.16-142,449,520.44-56,814,341.62

Finding the Fourth Proportional to 103,225,084.16, 142,449,520.44 and 56,814,341.62

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Solution

The fourth proportional to 103,225,084.16, 142,449,520.44 and 56,814,341.62 is: 78,403,188.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,225,084.16 : 142,449,520.44 = 56,814,341.62 : x
  2. Step 2: Convert to fraction form
    103,225,084.16/142,449,520.44 = 56,814,341.62/x
  3. Step 3: Cross multiply
    103,225,084.16x = 142,449,520.44 × 56,814,341.62
  4. Step 4: Simplify right side
    103,225,084.16x = 8,093,175,717,883,332
  5. Step 5: Solve for x
    x = 8,093,175,717,883,332/103,225,084.16
  6. Step 6: Final answer
    x = 78,403,188.37

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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.