Home / 306,985,473.60-460,716,997.68-214,266,872.40

Finding the Fourth Proportional to 306,985,473.60, 460,716,997.68 and 214,266,872.40

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Solution

The fourth proportional to 306,985,473.60, 460,716,997.68 and 214,266,872.40 is: 321,566,975.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,985,473.60 : 460,716,997.68 = 214,266,872.40 : x
  2. Step 2: Convert to fraction form
    306,985,473.60/460,716,997.68 = 214,266,872.40/x
  3. Step 3: Cross multiply
    306,985,473.60x = 460,716,997.68 × 214,266,872.40
  4. Step 4: Simplify right side
    306,985,473.60x = 98,716,390,154,411,664
  5. Step 5: Solve for x
    x = 98,716,390,154,411,664/306,985,473.60
  6. Step 6: Final answer
    x = 321,566,975.13

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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.