Home / 356,462,660.16-534,590,259.84-138,064,291.20

Finding the Fourth Proportional to 356,462,660.16, 534,590,259.84 and 138,064,291.20

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Solution

The fourth proportional to 356,462,660.16, 534,590,259.84 and 138,064,291.20 is: 207,056,260.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,462,660.16 : 534,590,259.84 = 138,064,291.20 : x
  2. Step 2: Convert to fraction form
    356,462,660.16/534,590,259.84 = 138,064,291.20/x
  3. Step 3: Cross multiply
    356,462,660.16x = 534,590,259.84 × 138,064,291.20
  4. Step 4: Simplify right side
    356,462,660.16x = 73,807,825,307,233,408
  5. Step 5: Solve for x
    x = 73,807,825,307,233,408/356,462,660.16
  6. Step 6: Final answer
    x = 207,056,260.18

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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.