Home / 464,354,298.28-640,789,719.22-252,662,000.28

Finding the Fourth Proportional to 464,354,298.28, 640,789,719.22 and 252,662,000.28

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Solution

The fourth proportional to 464,354,298.28, 640,789,719.22 and 252,662,000.28 is: 348,663,106.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,354,298.28 : 640,789,719.22 = 252,662,000.28 : x
  2. Step 2: Convert to fraction form
    464,354,298.28/640,789,719.22 = 252,662,000.28/x
  3. Step 3: Cross multiply
    464,354,298.28x = 640,789,719.22 × 252,662,000.28
  4. Step 4: Simplify right side
    464,354,298.28x = 161,903,212,216,984,768
  5. Step 5: Solve for x
    x = 161,903,212,216,984,768/464,354,298.28
  6. Step 6: Final answer
    x = 348,663,106.63

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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.