Home / 2,127,661,575.67-3,191,165,142.13-709,583,603.41

Finding the Fourth Proportional to 2,127,661,575.67, 3,191,165,142.13 and 709,583,603.41

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Solution

The fourth proportional to 2,127,661,575.67, 3,191,165,142.13 and 709,583,603.41 is: 1,064,266,275.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,127,661,575.67 : 3,191,165,142.13 = 709,583,603.41 : x
  2. Step 2: Convert to fraction form
    2,127,661,575.67/3,191,165,142.13 = 709,583,603.41/x
  3. Step 3: Cross multiply
    2,127,661,575.67x = 3,191,165,142.13 × 709,583,603.41
  4. Step 4: Simplify right side
    2,127,661,575.67x = 2,264,398,460,628,990,208
  5. Step 5: Solve for x
    x = 2,264,398,460,628,990,208/2,127,661,575.67
  6. Step 6: Final answer
    x = 1,064,266,275.48

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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.