Home / 756,508,215.60-1,134,762,323.40-265,775,596.20

Finding the Fourth Proportional to 756,508,215.60, 1,134,762,323.40 and 265,775,596.20

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Solution

The fourth proportional to 756,508,215.60, 1,134,762,323.40 and 265,775,596.20 is: 398,663,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,508,215.60 : 1,134,762,323.40 = 265,775,596.20 : x
  2. Step 2: Convert to fraction form
    756,508,215.60/1,134,762,323.40 = 265,775,596.20/x
  3. Step 3: Cross multiply
    756,508,215.60x = 1,134,762,323.40 × 265,775,596.20
  4. Step 4: Simplify right side
    756,508,215.60x = 301,592,133,046,932,224
  5. Step 5: Solve for x
    x = 301,592,133,046,932,224/756,508,215.60
  6. Step 6: Final answer
    x = 398,663,394.30

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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.