Home / 440,295,491.22-607,608,168.75-242,060,358.72

Finding the Fourth Proportional to 440,295,491.22, 607,608,168.75 and 242,060,358.72

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Solution

The fourth proportional to 440,295,491.22, 607,608,168.75 and 242,060,358.72 is: 334,043,509.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,295,491.22 : 607,608,168.75 = 242,060,358.72 : x
  2. Step 2: Convert to fraction form
    440,295,491.22/607,608,168.75 = 242,060,358.72/x
  3. Step 3: Cross multiply
    440,295,491.22x = 607,608,168.75 × 242,060,358.72
  4. Step 4: Simplify right side
    440,295,491.22x = 147,077,851,288,827,296
  5. Step 5: Solve for x
    x = 147,077,851,288,827,296/440,295,491.22
  6. Step 6: Final answer
    x = 334,043,509.92

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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.