Home / 464,900,332.90-641,562,471.10-256,056,475.55

Finding the Fourth Proportional to 464,900,332.90, 641,562,471.10 and 256,056,475.55

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Solution

The fourth proportional to 464,900,332.90, 641,562,471.10 and 256,056,475.55 is: 353,357,942.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,900,332.90 : 641,562,471.10 = 256,056,475.55 : x
  2. Step 2: Convert to fraction form
    464,900,332.90/641,562,471.10 = 256,056,475.55/x
  3. Step 3: Cross multiply
    464,900,332.90x = 641,562,471.10 × 256,056,475.55
  4. Step 4: Simplify right side
    464,900,332.90x = 164,276,225,195,732,576
  5. Step 5: Solve for x
    x = 164,276,225,195,732,576/464,900,332.90
  6. Step 6: Final answer
    x = 353,357,942.70

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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.