Home / 758,004,959.76-1,136,835,550.80-343,207,952.08

Finding the Fourth Proportional to 758,004,959.76, 1,136,835,550.80 and 343,207,952.08

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Solution

The fourth proportional to 758,004,959.76, 1,136,835,550.80 and 343,207,952.08 is: 514,734,100.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,004,959.76 : 1,136,835,550.80 = 343,207,952.08 : x
  2. Step 2: Convert to fraction form
    758,004,959.76/1,136,835,550.80 = 343,207,952.08/x
  3. Step 3: Cross multiply
    758,004,959.76x = 1,136,835,550.80 × 343,207,952.08
  4. Step 4: Simplify right side
    758,004,959.76x = 390,171,001,241,806,784
  5. Step 5: Solve for x
    x = 390,171,001,241,806,784/758,004,959.76
  6. Step 6: Final answer
    x = 514,734,100.64

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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.