Home / 1,009,127,325.51-1,514,031,832.22-635,916,256.65

Finding the Fourth Proportional to 1,009,127,325.51, 1,514,031,832.22 and 635,916,256.65

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Solution

The fourth proportional to 1,009,127,325.51, 1,514,031,832.22 and 635,916,256.65 is: 954,089,172.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,009,127,325.51 : 1,514,031,832.22 = 635,916,256.65 : x
  2. Step 2: Convert to fraction form
    1,009,127,325.51/1,514,031,832.22 = 635,916,256.65/x
  3. Step 3: Cross multiply
    1,009,127,325.51x = 1,514,031,832.22 × 635,916,256.65
  4. Step 4: Simplify right side
    1,009,127,325.51x = 962,797,455,191,103,616
  5. Step 5: Solve for x
    x = 962,797,455,191,103,616/1,009,127,325.51
  6. Step 6: Final answer
    x = 954,089,172.75

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Double scale
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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.