Home / 836,493,082.47-1,254,473,419.95-276,150,579.39

Finding the Fourth Proportional to 836,493,082.47, 1,254,473,419.95 and 276,150,579.39

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Solution

The fourth proportional to 836,493,082.47, 1,254,473,419.95 and 276,150,579.39 is: 414,137,987.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    836,493,082.47 : 1,254,473,419.95 = 276,150,579.39 : x
  2. Step 2: Convert to fraction form
    836,493,082.47/1,254,473,419.95 = 276,150,579.39/x
  3. Step 3: Cross multiply
    836,493,082.47x = 1,254,473,419.95 × 276,150,579.39
  4. Step 4: Simplify right side
    836,493,082.47x = 346,423,561,748,547,264
  5. Step 5: Solve for x
    x = 346,423,561,748,547,264/836,493,082.47
  6. Step 6: Final answer
    x = 414,137,987.52

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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.