Home / 288,685,725.10-433,028,587.65-173,611,033.90

Finding the Fourth Proportional to 288,685,725.10, 433,028,587.65 and 173,611,033.90

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Solution

The fourth proportional to 288,685,725.10, 433,028,587.65 and 173,611,033.90 is: 260,416,550.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,685,725.10 : 433,028,587.65 = 173,611,033.90 : x
  2. Step 2: Convert to fraction form
    288,685,725.10/433,028,587.65 = 173,611,033.90/x
  3. Step 3: Cross multiply
    288,685,725.10x = 433,028,587.65 × 173,611,033.90
  4. Step 4: Simplify right side
    288,685,725.10x = 75,178,540,810,173,264
  5. Step 5: Solve for x
    x = 75,178,540,810,173,264/288,685,725.10
  6. Step 6: Final answer
    x = 260,416,550.85

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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.