Home / 102,616,520.04-141,609,047.51-55,573,212.26

Finding the Fourth Proportional to 102,616,520.04, 141,609,047.51 and 55,573,212.26

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Solution

The fourth proportional to 102,616,520.04, 141,609,047.51 and 55,573,212.26 is: 76,690,085.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,616,520.04 : 141,609,047.51 = 55,573,212.26 : x
  2. Step 2: Convert to fraction form
    102,616,520.04/141,609,047.51 = 55,573,212.26/x
  3. Step 3: Cross multiply
    102,616,520.04x = 141,609,047.51 × 55,573,212.26
  4. Step 4: Simplify right side
    102,616,520.04x = 7,869,669,655,209,654
  5. Step 5: Solve for x
    x = 7,869,669,655,209,654/102,616,520.04
  6. Step 6: Final answer
    x = 76,690,085.11

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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.