Home / 342,628,425,532.40-472,838,566,621.02-188,309,574,952.98

Finding the Fourth Proportional to 342,628,425,532.40, 472,838,566,621.02 and 188,309,574,952.98

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Solution

The fourth proportional to 342,628,425,532.40, 472,838,566,621.02 and 188,309,574,952.98 is: 259,873,445,594.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,628,425,532.40 : 472,838,566,621.02 = 188,309,574,952.98 : x
  2. Step 2: Convert to fraction form
    342,628,425,532.40/472,838,566,621.02 = 188,309,574,952.98/x
  3. Step 3: Cross multiply
    342,628,425,532.40x = 472,838,566,621.02 × 188,309,574,952.98
  4. Step 4: Simplify right side
    342,628,425,532.40x = 89,040,029,501,780,597,407,744
  5. Step 5: Solve for x
    x = 89,040,029,501,780,597,407,744/342,628,425,532.40
  6. Step 6: Final answer
    x = 259,873,445,594.67

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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.