Home / 633,602,711.76-950,209,568.82-438,122,142.60

Finding the Fourth Proportional to 633,602,711.76, 950,209,568.82 and 438,122,142.60

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Solution

The fourth proportional to 633,602,711.76, 950,209,568.82 and 438,122,142.60 is: 657,048,722.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,602,711.76 : 950,209,568.82 = 438,122,142.60 : x
  2. Step 2: Convert to fraction form
    633,602,711.76/950,209,568.82 = 438,122,142.60/x
  3. Step 3: Cross multiply
    633,602,711.76x = 950,209,568.82 × 438,122,142.60
  4. Step 4: Simplify right side
    633,602,711.76x = 416,307,852,210,440,576
  5. Step 5: Solve for x
    x = 416,307,852,210,440,576/633,602,711.76
  6. Step 6: Final answer
    x = 657,048,722.30

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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.