Home / 75,673,180.98-104,428,988.72-40,865,870.40

Finding the Fourth Proportional to 75,673,180.98, 104,428,988.72 and 40,865,870.40

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Solution

The fourth proportional to 75,673,180.98, 104,428,988.72 and 40,865,870.40 is: 56,394,900.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,673,180.98 : 104,428,988.72 = 40,865,870.40 : x
  2. Step 2: Convert to fraction form
    75,673,180.98/104,428,988.72 = 40,865,870.40/x
  3. Step 3: Cross multiply
    75,673,180.98x = 104,428,988.72 × 40,865,870.40
  4. Step 4: Simplify right side
    75,673,180.98x = 4,267,581,518,830,252.50
  5. Step 5: Solve for x
    x = 4,267,581,518,830,252.50/75,673,180.98
  6. Step 6: Final answer
    x = 56,394,900.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.