Home / 106,072,728.80-146,378,895.72-59,663,014.16

Finding the Fourth Proportional to 106,072,728.80, 146,378,895.72 and 59,663,014.16

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Solution

The fourth proportional to 106,072,728.80, 146,378,895.72 and 59,663,014.16 is: 82,334,132.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,072,728.80 : 146,378,895.72 = 59,663,014.16 : x
  2. Step 2: Convert to fraction form
    106,072,728.80/146,378,895.72 = 59,663,014.16/x
  3. Step 3: Cross multiply
    106,072,728.80x = 146,378,895.72 × 59,663,014.16
  4. Step 4: Simplify right side
    106,072,728.80x = 8,733,406,128,067,523
  5. Step 5: Solve for x
    x = 8,733,406,128,067,523/106,072,728.80
  6. Step 6: Final answer
    x = 82,334,132.69

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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.