Home / 12,564,502,729.32-18,846,592,659.84-4,174,266,339.24

Finding the Fourth Proportional to 12,564,502,729.32, 18,846,592,659.84 and 4,174,266,339.24

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Solution

The fourth proportional to 12,564,502,729.32, 18,846,592,659.84 and 4,174,266,339.24 is: 6,261,345,876.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,564,502,729.32 : 18,846,592,659.84 = 4,174,266,339.24 : x
  2. Step 2: Convert to fraction form
    12,564,502,729.32/18,846,592,659.84 = 4,174,266,339.24/x
  3. Step 3: Cross multiply
    12,564,502,729.32x = 18,846,592,659.84 × 4,174,266,339.24
  4. Step 4: Simplify right side
    12,564,502,729.32x = 78,670,697,349,337,759,744
  5. Step 5: Solve for x
    x = 78,670,697,349,337,759,744/12,564,502,729.32
  6. Step 6: Final answer
    x = 6,261,345,876.09

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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.