Home / 670,356,468-1,005,679,433.19-204,054,355.40

Finding the Fourth Proportional to 670,356,468, 1,005,679,433.19 and 204,054,355.40

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Solution

The fourth proportional to 670,356,468, 1,005,679,433.19 and 204,054,355.40 is: 306,125,588.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    670,356,468 : 1,005,679,433.19 = 204,054,355.40 : x
  2. Step 2: Convert to fraction form
    670,356,468/1,005,679,433.19 = 204,054,355.40/x
  3. Step 3: Cross multiply
    670,356,468x = 1,005,679,433.19 × 204,054,355.40
  4. Step 4: Simplify right side
    670,356,468x = 205,213,268,473,594,432
  5. Step 5: Solve for x
    x = 205,213,268,473,594,432/670,356,468
  6. Step 6: Final answer
    x = 306,125,588.80

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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.