Home / 810,897,876.32-1,119,082,519.08-453,644,341.22

Finding the Fourth Proportional to 810,897,876.32, 1,119,082,519.08 and 453,644,341.22

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Solution

The fourth proportional to 810,897,876.32, 1,119,082,519.08 and 453,644,341.22 is: 626,053,498.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,897,876.32 : 1,119,082,519.08 = 453,644,341.22 : x
  2. Step 2: Convert to fraction form
    810,897,876.32/1,119,082,519.08 = 453,644,341.22/x
  3. Step 3: Cross multiply
    810,897,876.32x = 1,119,082,519.08 × 453,644,341.22
  4. Step 4: Simplify right side
    810,897,876.32x = 507,665,452,133,269,184
  5. Step 5: Solve for x
    x = 507,665,452,133,269,184/810,897,876.32
  6. Step 6: Final answer
    x = 626,053,498.18

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Double scale
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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.