Home / 74,960,641.80-112,192,130.70-54,432,001.80

Finding the Fourth Proportional to 74,960,641.80, 112,192,130.70 and 54,432,001.80

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Solution

The fourth proportional to 74,960,641.80, 112,192,130.70 and 54,432,001.80 is: 81,467,315.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,960,641.80 : 112,192,130.70 = 54,432,001.80 : x
  2. Step 2: Convert to fraction form
    74,960,641.80/112,192,130.70 = 54,432,001.80/x
  3. Step 3: Cross multiply
    74,960,641.80x = 112,192,130.70 × 54,432,001.80
  4. Step 4: Simplify right side
    74,960,641.80x = 6,106,842,260,208,235
  5. Step 5: Solve for x
    x = 6,106,842,260,208,235/74,960,641.80
  6. Step 6: Final answer
    x = 81,467,315.56

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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.