Home / 148,026,361-222,058,547.88-69,187,802.14

Finding the Fourth Proportional to 148,026,361, 222,058,547.88 and 69,187,802.14

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Solution

The fourth proportional to 148,026,361, 222,058,547.88 and 69,187,802.14 is: 103,790,586.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,026,361 : 222,058,547.88 = 69,187,802.14 : x
  2. Step 2: Convert to fraction form
    148,026,361/222,058,547.88 = 69,187,802.14/x
  3. Step 3: Cross multiply
    148,026,361x = 222,058,547.88 × 69,187,802.14
  4. Step 4: Simplify right side
    148,026,361x = 15,363,742,874,217,156
  5. Step 5: Solve for x
    x = 15,363,742,874,217,156/148,026,361
  6. Step 6: Final answer
    x = 103,790,586.83

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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.