Home / 77,735,524.89-107,275,065.08-42,453,813

Finding the Fourth Proportional to 77,735,524.89, 107,275,065.08 and 42,453,813

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Solution

The fourth proportional to 77,735,524.89, 107,275,065.08 and 42,453,813 is: 58,586,284.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,735,524.89 : 107,275,065.08 = 42,453,813 : x
  2. Step 2: Convert to fraction form
    77,735,524.89/107,275,065.08 = 42,453,813/x
  3. Step 3: Cross multiply
    77,735,524.89x = 107,275,065.08 × 42,453,813
  4. Step 4: Simplify right side
    77,735,524.89x = 4,554,235,552,256,881
  5. Step 5: Solve for x
    x = 4,554,235,552,256,881/77,735,524.89
  6. Step 6: Final answer
    x = 58,586,284.18

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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.