Home / 265,760,553.40-398,640,830.10-144,828,201.40

Finding the Fourth Proportional to 265,760,553.40, 398,640,830.10 and 144,828,201.40

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Solution

The fourth proportional to 265,760,553.40, 398,640,830.10 and 144,828,201.40 is: 217,242,302.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,760,553.40 : 398,640,830.10 = 144,828,201.40 : x
  2. Step 2: Convert to fraction form
    265,760,553.40/398,640,830.10 = 144,828,201.40/x
  3. Step 3: Cross multiply
    265,760,553.40x = 398,640,830.10 × 144,828,201.40
  4. Step 4: Simplify right side
    265,760,553.40x = 57,734,434,427,985,984
  5. Step 5: Solve for x
    x = 57,734,434,427,985,984/265,760,553.40
  6. Step 6: Final answer
    x = 217,242,302.10

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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.