Home / 727,144,262.29-1,003,460,204.69-413,878,473.01

Finding the Fourth Proportional to 727,144,262.29, 1,003,460,204.69 and 413,878,473.01

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Solution

The fourth proportional to 727,144,262.29, 1,003,460,204.69 and 413,878,473.01 is: 571,152,931.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,144,262.29 : 1,003,460,204.69 = 413,878,473.01 : x
  2. Step 2: Convert to fraction form
    727,144,262.29/1,003,460,204.69 = 413,878,473.01/x
  3. Step 3: Cross multiply
    727,144,262.29x = 1,003,460,204.69 × 413,878,473.01
  4. Step 4: Simplify right side
    727,144,262.29x = 415,310,577,243,399,232
  5. Step 5: Solve for x
    x = 415,310,577,243,399,232/727,144,262.29
  6. Step 6: Final answer
    x = 571,152,931.79

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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.