Home / 86,086,606.67-129,157,795.16-51,537,605.39

Finding the Fourth Proportional to 86,086,606.67, 129,157,795.16 and 51,537,605.39

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Solution

The fourth proportional to 86,086,606.67, 129,157,795.16 and 51,537,605.39 is: 77,323,102.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,086,606.67 : 129,157,795.16 = 51,537,605.39 : x
  2. Step 2: Convert to fraction form
    86,086,606.67/129,157,795.16 = 51,537,605.39/x
  3. Step 3: Cross multiply
    86,086,606.67x = 129,157,795.16 × 51,537,605.39
  4. Step 4: Simplify right side
    86,086,606.67x = 6,656,483,479,095,055
  5. Step 5: Solve for x
    x = 6,656,483,479,095,055/86,086,606.67
  6. Step 6: Final answer
    x = 77,323,102.13

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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.