Home / 77,256,064.80-115,884,097.20-23,403,376.80

Finding the Fourth Proportional to 77,256,064.80, 115,884,097.20 and 23,403,376.80

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Solution

The fourth proportional to 77,256,064.80, 115,884,097.20 and 23,403,376.80 is: 35,105,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,256,064.80 : 115,884,097.20 = 23,403,376.80 : x
  2. Step 2: Convert to fraction form
    77,256,064.80/115,884,097.20 = 23,403,376.80/x
  3. Step 3: Cross multiply
    77,256,064.80x = 115,884,097.20 × 23,403,376.80
  4. Step 4: Simplify right side
    77,256,064.80x = 2,712,079,191,899,425
  5. Step 5: Solve for x
    x = 2,712,079,191,899,425/77,256,064.80
  6. Step 6: Final answer
    x = 35,105,065.20

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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.