Home / 898,320,837.90-1,347,481,256.85-766,806,905.10

Finding the Fourth Proportional to 898,320,837.90, 1,347,481,256.85 and 766,806,905.10

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Solution

The fourth proportional to 898,320,837.90, 1,347,481,256.85 and 766,806,905.10 is: 1,150,210,357.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,320,837.90 : 1,347,481,256.85 = 766,806,905.10 : x
  2. Step 2: Convert to fraction form
    898,320,837.90/1,347,481,256.85 = 766,806,905.10/x
  3. Step 3: Cross multiply
    898,320,837.90x = 1,347,481,256.85 × 766,806,905.10
  4. Step 4: Simplify right side
    898,320,837.90x = 1,033,257,932,245,406,592
  5. Step 5: Solve for x
    x = 1,033,257,932,245,406,592/898,320,837.90
  6. Step 6: Final answer
    x = 1,150,210,357.65

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Double scale
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Similar ratio
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1.5x scale

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.