Home / 700,649,419.32-1,050,650,633.34-257,880,881.88

Finding the Fourth Proportional to 700,649,419.32, 1,050,650,633.34 and 257,880,881.88

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Solution

The fourth proportional to 700,649,419.32, 1,050,650,633.34 and 257,880,881.88 is: 386,702,257.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    700,649,419.32 : 1,050,650,633.34 = 257,880,881.88 : x
  2. Step 2: Convert to fraction form
    700,649,419.32/1,050,650,633.34 = 257,880,881.88/x
  3. Step 3: Cross multiply
    700,649,419.32x = 1,050,650,633.34 × 257,880,881.88
  4. Step 4: Simplify right side
    700,649,419.32x = 270,942,711,873,499,744
  5. Step 5: Solve for x
    x = 270,942,711,873,499,744/700,649,419.32
  6. Step 6: Final answer
    x = 386,702,257.08

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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.