Home / 75,328,021.40-112,992,032.10-58,321,909.40

Finding the Fourth Proportional to 75,328,021.40, 112,992,032.10 and 58,321,909.40

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Solution

The fourth proportional to 75,328,021.40, 112,992,032.10 and 58,321,909.40 is: 87,482,864.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,328,021.40 : 112,992,032.10 = 58,321,909.40 : x
  2. Step 2: Convert to fraction form
    75,328,021.40/112,992,032.10 = 58,321,909.40/x
  3. Step 3: Cross multiply
    75,328,021.40x = 112,992,032.10 × 58,321,909.40
  4. Step 4: Simplify right side
    75,328,021.40x = 6,589,911,059,058,091
  5. Step 5: Solve for x
    x = 6,589,911,059,058,091/75,328,021.40
  6. Step 6: Final answer
    x = 87,482,864.10

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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.