Home / 12,273,114,987.30-18,407,656,941.75-5,284,044,321.06

Finding the Fourth Proportional to 12,273,114,987.30, 18,407,656,941.75 and 5,284,044,321.06

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Solution

The fourth proportional to 12,273,114,987.30, 18,407,656,941.75 and 5,284,044,321.06 is: 7,925,198,715.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,273,114,987.30 : 18,407,656,941.75 = 5,284,044,321.06 : x
  2. Step 2: Convert to fraction form
    12,273,114,987.30/18,407,656,941.75 = 5,284,044,321.06/x
  3. Step 3: Cross multiply
    12,273,114,987.30x = 18,407,656,941.75 × 5,284,044,321.06
  4. Step 4: Simplify right side
    12,273,114,987.30x = 97,266,875,126,956,310,528
  5. Step 5: Solve for x
    x = 97,266,875,126,956,310,528/12,273,114,987.30
  6. Step 6: Final answer
    x = 7,925,198,715.05

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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.