Home / 86,644,659.44-130,009,026.95-38,116,207.55

Finding the Fourth Proportional to 86,644,659.44, 130,009,026.95 and 38,116,207.55

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Solution

The fourth proportional to 86,644,659.44, 130,009,026.95 and 38,116,207.55 is: 57,192,804.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,644,659.44 : 130,009,026.95 = 38,116,207.55 : x
  2. Step 2: Convert to fraction form
    86,644,659.44/130,009,026.95 = 38,116,207.55/x
  3. Step 3: Cross multiply
    86,644,659.44x = 130,009,026.95 × 38,116,207.55
  4. Step 4: Simplify right side
    86,644,659.44x = 4,955,451,053,759,117
  5. Step 5: Solve for x
    x = 4,955,451,053,759,117/86,644,659.44
  6. Step 6: Final answer
    x = 57,192,804.34

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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.