Home / 902,239,443,479.40-1,353,915,827,719.80-418,103,423,833.71

Finding the Fourth Proportional to 902,239,443,479.40, 1,353,915,827,719.80 and 418,103,423,833.71

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Solution

The fourth proportional to 902,239,443,479.40, 1,353,915,827,719.80 and 418,103,423,833.71 is: 627,413,096,649.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,239,443,479.40 : 1,353,915,827,719.80 = 418,103,423,833.71 : x
  2. Step 2: Convert to fraction form
    902,239,443,479.40/1,353,915,827,719.80 = 418,103,423,833.71/x
  3. Step 3: Cross multiply
    902,239,443,479.40x = 1,353,915,827,719.80 × 418,103,423,833.71
  4. Step 4: Simplify right side
    902,239,443,479.40x = 566,076,843,152,299,857,543,168
  5. Step 5: Solve for x
    x = 566,076,843,152,299,857,543,168/902,239,443,479.40
  6. Step 6: Final answer
    x = 627,413,096,649.02

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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.