Home / 459,255,623.58-688,691,894.32-144,040,439.40

Finding the Fourth Proportional to 459,255,623.58, 688,691,894.32 and 144,040,439.40

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Solution

The fourth proportional to 459,255,623.58, 688,691,894.32 and 144,040,439.40 is: 216,000,584.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,255,623.58 : 688,691,894.32 = 144,040,439.40 : x
  2. Step 2: Convert to fraction form
    459,255,623.58/688,691,894.32 = 144,040,439.40/x
  3. Step 3: Cross multiply
    459,255,623.58x = 688,691,894.32 × 144,040,439.40
  4. Step 4: Simplify right side
    459,255,623.58x = 99,199,483,069,071,168
  5. Step 5: Solve for x
    x = 99,199,483,069,071,168/459,255,623.58
  6. Step 6: Final answer
    x = 216,000,584.37

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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.