Home / 102,238,383.23-153,357,578.18-25,561,411.45

Finding the Fourth Proportional to 102,238,383.23, 153,357,578.18 and 25,561,411.45

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Solution

The fourth proportional to 102,238,383.23, 153,357,578.18 and 25,561,411.45 is: 38,342,118.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,238,383.23 : 153,357,578.18 = 25,561,411.45 : x
  2. Step 2: Convert to fraction form
    102,238,383.23/153,357,578.18 = 25,561,411.45/x
  3. Step 3: Cross multiply
    102,238,383.23x = 153,357,578.18 × 25,561,411.45
  4. Step 4: Simplify right side
    102,238,383.23x = 3,920,036,154,834,522
  5. Step 5: Solve for x
    x = 3,920,036,154,834,522/102,238,383.23
  6. Step 6: Final answer
    x = 38,342,118.01

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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.