Home / 1,002,316,974.17-1,503,532,916.76-265,367,729.08

Finding the Fourth Proportional to 1,002,316,974.17, 1,503,532,916.76 and 265,367,729.08

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Solution

The fourth proportional to 1,002,316,974.17, 1,503,532,916.76 and 265,367,729.08 is: 398,066,805.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,316,974.17 : 1,503,532,916.76 = 265,367,729.08 : x
  2. Step 2: Convert to fraction form
    1,002,316,974.17/1,503,532,916.76 = 265,367,729.08/x
  3. Step 3: Cross multiply
    1,002,316,974.17x = 1,503,532,916.76 × 265,367,729.08
  4. Step 4: Simplify right side
    1,002,316,974.17x = 398,989,115,720,517,696
  5. Step 5: Solve for x
    x = 398,989,115,720,517,696/1,002,316,974.17
  6. Step 6: Final answer
    x = 398,066,805.22

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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.