Home / 163,831,092.60-245,746,638.90-99,543,790.20

Finding the Fourth Proportional to 163,831,092.60, 245,746,638.90 and 99,543,790.20

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Solution

The fourth proportional to 163,831,092.60, 245,746,638.90 and 99,543,790.20 is: 149,315,685.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,831,092.60 : 245,746,638.90 = 99,543,790.20 : x
  2. Step 2: Convert to fraction form
    163,831,092.60/245,746,638.90 = 99,543,790.20/x
  3. Step 3: Cross multiply
    163,831,092.60x = 245,746,638.90 × 99,543,790.20
  4. Step 4: Simplify right side
    163,831,092.60x = 24,462,551,865,016,760
  5. Step 5: Solve for x
    x = 24,462,551,865,016,760/163,831,092.60
  6. Step 6: Final answer
    x = 149,315,685.30

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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.