Home / 1,236,744,681.04-1,706,719,085.96-672,230,890.64

Finding the Fourth Proportional to 1,236,744,681.04, 1,706,719,085.96 and 672,230,890.64

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Solution

The fourth proportional to 1,236,744,681.04, 1,706,719,085.96 and 672,230,890.64 is: 927,684,839.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,744,681.04 : 1,706,719,085.96 = 672,230,890.64 : x
  2. Step 2: Convert to fraction form
    1,236,744,681.04/1,706,719,085.96 = 672,230,890.64/x
  3. Step 3: Cross multiply
    1,236,744,681.04x = 1,706,719,085.96 × 672,230,890.64
  4. Step 4: Simplify right side
    1,236,744,681.04x = 1,147,309,291,227,177,472
  5. Step 5: Solve for x
    x = 1,147,309,291,227,177,472/1,236,744,681.04
  6. Step 6: Final answer
    x = 927,684,839.74

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Double scale
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1.5x scale

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.