Home / 727,144,259.04-1,003,460,200.20-413,878,469.76

Finding the Fourth Proportional to 727,144,259.04, 1,003,460,200.20 and 413,878,469.76

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Solution

The fourth proportional to 727,144,259.04, 1,003,460,200.20 and 413,878,469.76 is: 571,152,927.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,144,259.04 : 1,003,460,200.20 = 413,878,469.76 : x
  2. Step 2: Convert to fraction form
    727,144,259.04/1,003,460,200.20 = 413,878,469.76/x
  3. Step 3: Cross multiply
    727,144,259.04x = 1,003,460,200.20 × 413,878,469.76
  4. Step 4: Simplify right side
    727,144,259.04x = 415,310,572,123,839,232
  5. Step 5: Solve for x
    x = 415,310,572,123,839,232/727,144,259.04
  6. Step 6: Final answer
    x = 571,152,927.31

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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.