Home / 356,275,322.40-534,412,983.60-235,243,437.60

Finding the Fourth Proportional to 356,275,322.40, 534,412,983.60 and 235,243,437.60

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Solution

The fourth proportional to 356,275,322.40, 534,412,983.60 and 235,243,437.60 is: 352,865,156.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,275,322.40 : 534,412,983.60 = 235,243,437.60 : x
  2. Step 2: Convert to fraction form
    356,275,322.40/534,412,983.60 = 235,243,437.60/x
  3. Step 3: Cross multiply
    356,275,322.40x = 534,412,983.60 × 235,243,437.60
  4. Step 4: Simplify right side
    356,275,322.40x = 125,717,147,360,136,432
  5. Step 5: Solve for x
    x = 125,717,147,360,136,432/356,275,322.40
  6. Step 6: Final answer
    x = 352,865,156.40

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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.