Home / 318,482,871,339.22-439,506,345,639.59-171,995,318,651.24

Finding the Fourth Proportional to 318,482,871,339.22, 439,506,345,639.59 and 171,995,318,651.24

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Solution

The fourth proportional to 318,482,871,339.22, 439,506,345,639.59 and 171,995,318,651.24 is: 237,353,530,661.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,482,871,339.22 : 439,506,345,639.59 = 171,995,318,651.24 : x
  2. Step 2: Convert to fraction form
    318,482,871,339.22/439,506,345,639.59 = 171,995,318,651.24/x
  3. Step 3: Cross multiply
    318,482,871,339.22x = 439,506,345,639.59 × 171,995,318,651.24
  4. Step 4: Simplify right side
    318,482,871,339.22x = 75,593,033,967,523,304,833,024
  5. Step 5: Solve for x
    x = 75,593,033,967,523,304,833,024/318,482,871,339.22
  6. Step 6: Final answer
    x = 237,353,530,661.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.