Home / 560,080,703.66-772,923,743.64-309,184,501.22

Finding the Fourth Proportional to 560,080,703.66, 772,923,743.64 and 309,184,501.22

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Solution

The fourth proportional to 560,080,703.66, 772,923,743.64 and 309,184,501.22 is: 426,681,441.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,080,703.66 : 772,923,743.64 = 309,184,501.22 : x
  2. Step 2: Convert to fraction form
    560,080,703.66/772,923,743.64 = 309,184,501.22/x
  3. Step 3: Cross multiply
    560,080,703.66x = 772,923,743.64 × 309,184,501.22
  4. Step 4: Simplify right side
    560,080,703.66x = 238,976,042,158,428,576
  5. Step 5: Solve for x
    x = 238,976,042,158,428,576/560,080,703.66
  6. Step 6: Final answer
    x = 426,681,441.79

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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.