Home / 957,719,699.52-1,321,652,600.75-517,686,551.52

Finding the Fourth Proportional to 957,719,699.52, 1,321,652,600.75 and 517,686,551.52

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Solution

The fourth proportional to 957,719,699.52, 1,321,652,600.75 and 517,686,551.52 is: 714,407,125.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,719,699.52 : 1,321,652,600.75 = 517,686,551.52 : x
  2. Step 2: Convert to fraction form
    957,719,699.52/1,321,652,600.75 = 517,686,551.52/x
  3. Step 3: Cross multiply
    957,719,699.52x = 1,321,652,600.75 × 517,686,551.52
  4. Step 4: Simplify right side
    957,719,699.52x = 684,201,777,191,001,088
  5. Step 5: Solve for x
    x = 684,201,777,191,001,088/957,719,699.52
  6. Step 6: Final answer
    x = 714,407,125.11

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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.