Home / 147,637,374.40-221,456,061.60-61,543,932.40

Finding the Fourth Proportional to 147,637,374.40, 221,456,061.60 and 61,543,932.40

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Solution

The fourth proportional to 147,637,374.40, 221,456,061.60 and 61,543,932.40 is: 92,315,898.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,637,374.40 : 221,456,061.60 = 61,543,932.40 : x
  2. Step 2: Convert to fraction form
    147,637,374.40/221,456,061.60 = 61,543,932.40/x
  3. Step 3: Cross multiply
    147,637,374.40x = 221,456,061.60 × 61,543,932.40
  4. Step 4: Simplify right side
    147,637,374.40x = 13,629,276,884,680,636
  5. Step 5: Solve for x
    x = 13,629,276,884,680,636/147,637,374.40
  6. Step 6: Final answer
    x = 92,315,898.60

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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.