Home / 3,181,048,631,915.30-4,771,573,011,009.80-763,549,454,008.15

Finding the Fourth Proportional to 3,181,048,631,915.30, 4,771,573,011,009.80 and 763,549,454,008.15

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Solution

The fourth proportional to 3,181,048,631,915.30, 4,771,573,011,009.80 and 763,549,454,008.15 is: 1,145,324,196,167.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,181,048,631,915.30 : 4,771,573,011,009.80 = 763,549,454,008.15 : x
  2. Step 2: Convert to fraction form
    3,181,048,631,915.30/4,771,573,011,009.80 = 763,549,454,008.15/x
  3. Step 3: Cross multiply
    3,181,048,631,915.30x = 4,771,573,011,009.80 × 763,549,454,008.15
  4. Step 4: Simplify right side
    3,181,048,631,915.30x = 3,643,331,967,316,557,226,311,680
  5. Step 5: Solve for x
    x = 3,643,331,967,316,557,226,311,680/3,181,048,631,915.30
  6. Step 6: Final answer
    x = 1,145,324,196,167.01

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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.