Home / 727,144,236.04-1,003,460,168.46-413,878,446.76

Finding the Fourth Proportional to 727,144,236.04, 1,003,460,168.46 and 413,878,446.76

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Solution

The fourth proportional to 727,144,236.04, 1,003,460,168.46 and 413,878,446.76 is: 571,152,895.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,144,236.04 : 1,003,460,168.46 = 413,878,446.76 : x
  2. Step 2: Convert to fraction form
    727,144,236.04/1,003,460,168.46 = 413,878,446.76/x
  3. Step 3: Cross multiply
    727,144,236.04x = 1,003,460,168.46 × 413,878,446.76
  4. Step 4: Simplify right side
    727,144,236.04x = 415,310,535,907,752,768
  5. Step 5: Solve for x
    x = 415,310,535,907,752,768/727,144,236.04
  6. Step 6: Final answer
    x = 571,152,895.57

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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.