Home / 77,762,403.20-116,643,604.80-26,627,427.20

Finding the Fourth Proportional to 77,762,403.20, 116,643,604.80 and 26,627,427.20

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Solution

The fourth proportional to 77,762,403.20, 116,643,604.80 and 26,627,427.20 is: 39,941,140.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,762,403.20 : 116,643,604.80 = 26,627,427.20 : x
  2. Step 2: Convert to fraction form
    77,762,403.20/116,643,604.80 = 26,627,427.20/x
  3. Step 3: Cross multiply
    77,762,403.20x = 116,643,604.80 × 26,627,427.20
  4. Step 4: Simplify right side
    77,762,403.20x = 3,105,919,095,157,570.50
  5. Step 5: Solve for x
    x = 3,105,919,095,157,570.50/77,762,403.20
  6. Step 6: Final answer
    x = 39,941,140.80

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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.