Home / 741,501,128.40-1,112,755,577.40-413,976,008.40

Finding the Fourth Proportional to 741,501,128.40, 1,112,755,577.40 and 413,976,008.40

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Solution

The fourth proportional to 741,501,128.40, 1,112,755,577.40 and 413,976,008.40 is: 621,245,328.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,501,128.40 : 1,112,755,577.40 = 413,976,008.40 : x
  2. Step 2: Convert to fraction form
    741,501,128.40/1,112,755,577.40 = 413,976,008.40/x
  3. Step 3: Cross multiply
    741,501,128.40x = 1,112,755,577.40 × 413,976,008.40
  4. Step 4: Simplify right side
    741,501,128.40x = 460,654,112,256,889,280
  5. Step 5: Solve for x
    x = 460,654,112,256,889,280/741,501,128.40
  6. Step 6: Final answer
    x = 621,245,328.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.