Home / 86,325,541.83-119,130,084.45-47,167,314.93

Finding the Fourth Proportional to 86,325,541.83, 119,130,084.45 and 47,167,314.93

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Solution

The fourth proportional to 86,325,541.83, 119,130,084.45 and 47,167,314.93 is: 65,091,351.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,325,541.83 : 119,130,084.45 = 47,167,314.93 : x
  2. Step 2: Convert to fraction form
    86,325,541.83/119,130,084.45 = 47,167,314.93/x
  3. Step 3: Cross multiply
    86,325,541.83x = 119,130,084.45 × 47,167,314.93
  4. Step 4: Simplify right side
    86,325,541.83x = 5,619,046,210,890,646
  5. Step 5: Solve for x
    x = 5,619,046,210,890,646/86,325,541.83
  6. Step 6: Final answer
    x = 65,091,351.78

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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.