Home / 122,130,960.81-183,287,258.82-49,348,374.36

Finding the Fourth Proportional to 122,130,960.81, 183,287,258.82 and 49,348,374.36

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Solution

The fourth proportional to 122,130,960.81, 183,287,258.82 and 49,348,374.36 is: 74,059,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,130,960.81 : 183,287,258.82 = 49,348,374.36 : x
  2. Step 2: Convert to fraction form
    122,130,960.81/183,287,258.82 = 49,348,374.36/x
  3. Step 3: Cross multiply
    122,130,960.81x = 183,287,258.82 × 49,348,374.36
  4. Step 4: Simplify right side
    122,130,960.81x = 9,044,928,263,667,572
  5. Step 5: Solve for x
    x = 9,044,928,263,667,572/122,130,960.81
  6. Step 6: Final answer
    x = 74,059,257.40

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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.