Home / 137,750,623.31-190,095,862.43-75,870,961.90

Finding the Fourth Proportional to 137,750,623.31, 190,095,862.43 and 75,870,961.90

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Solution

The fourth proportional to 137,750,623.31, 190,095,862.43 and 75,870,961.90 is: 104,701,928.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,750,623.31 : 190,095,862.43 = 75,870,961.90 : x
  2. Step 2: Convert to fraction form
    137,750,623.31/190,095,862.43 = 75,870,961.90/x
  3. Step 3: Cross multiply
    137,750,623.31x = 190,095,862.43 × 75,870,961.90
  4. Step 4: Simplify right side
    137,750,623.31x = 14,422,755,935,774,174
  5. Step 5: Solve for x
    x = 14,422,755,935,774,174/137,750,623.31
  6. Step 6: Final answer
    x = 104,701,928.67

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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.