Home / 236,413,691.40-354,620,537.10-145,714,427.40

Finding the Fourth Proportional to 236,413,691.40, 354,620,537.10 and 145,714,427.40

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Solution

The fourth proportional to 236,413,691.40, 354,620,537.10 and 145,714,427.40 is: 218,571,641.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,413,691.40 : 354,620,537.10 = 145,714,427.40 : x
  2. Step 2: Convert to fraction form
    236,413,691.40/354,620,537.10 = 145,714,427.40/x
  3. Step 3: Cross multiply
    236,413,691.40x = 354,620,537.10 × 145,714,427.40
  4. Step 4: Simplify right side
    236,413,691.40x = 51,673,328,507,806,960
  5. Step 5: Solve for x
    x = 51,673,328,507,806,960/236,413,691.40
  6. Step 6: Final answer
    x = 218,571,641.10

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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.