Home / 810,107,097.24-1,117,924,690.14-475,574,240.28

Finding the Fourth Proportional to 810,107,097.24, 1,117,924,690.14 and 475,574,240.28

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Solution

The fourth proportional to 810,107,097.24, 1,117,924,690.14 and 475,574,240.28 is: 656,278,888.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,107,097.24 : 1,117,924,690.14 = 475,574,240.28 : x
  2. Step 2: Convert to fraction form
    810,107,097.24/1,117,924,690.14 = 475,574,240.28/x
  3. Step 3: Cross multiply
    810,107,097.24x = 1,117,924,690.14 × 475,574,240.28
  4. Step 4: Simplify right side
    810,107,097.24x = 531,656,185,203,584,896
  5. Step 5: Solve for x
    x = 531,656,185,203,584,896/810,107,097.24
  6. Step 6: Final answer
    x = 656,278,888.33

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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.