Home / 893,081,357.23-1,232,606,536.17-516,945,335.42

Finding the Fourth Proportional to 893,081,357.23, 1,232,606,536.17 and 516,945,335.42

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Solution

The fourth proportional to 893,081,357.23, 1,232,606,536.17 and 516,945,335.42 is: 713,473,855.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,081,357.23 : 1,232,606,536.17 = 516,945,335.42 : x
  2. Step 2: Convert to fraction form
    893,081,357.23/1,232,606,536.17 = 516,945,335.42/x
  3. Step 3: Cross multiply
    893,081,357.23x = 1,232,606,536.17 × 516,945,335.42
  4. Step 4: Simplify right side
    893,081,357.23x = 637,190,199,281,285,120
  5. Step 5: Solve for x
    x = 637,190,199,281,285,120/893,081,357.23
  6. Step 6: Final answer
    x = 713,473,855.57

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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.