Home / 148,168,023.80-222,275,655.30-61,862,005.40

Finding the Fourth Proportional to 148,168,023.80, 222,275,655.30 and 61,862,005.40

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Solution

The fourth proportional to 148,168,023.80, 222,275,655.30 and 61,862,005.40 is: 92,802,869.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,168,023.80 : 222,275,655.30 = 61,862,005.40 : x
  2. Step 2: Convert to fraction form
    148,168,023.80/222,275,655.30 = 61,862,005.40/x
  3. Step 3: Cross multiply
    148,168,023.80x = 222,275,655.30 × 61,862,005.40
  4. Step 4: Simplify right side
    148,168,023.80x = 13,750,417,788,457,140
  5. Step 5: Solve for x
    x = 13,750,417,788,457,140/148,168,023.80
  6. Step 6: Final answer
    x = 92,802,869.58

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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.