Home / 155,217,648.60-232,826,472.90-52,985,021.40

Finding the Fourth Proportional to 155,217,648.60, 232,826,472.90 and 52,985,021.40

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Solution

The fourth proportional to 155,217,648.60, 232,826,472.90 and 52,985,021.40 is: 79,477,532.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,217,648.60 : 232,826,472.90 = 52,985,021.40 : x
  2. Step 2: Convert to fraction form
    155,217,648.60/232,826,472.90 = 52,985,021.40/x
  3. Step 3: Cross multiply
    155,217,648.60x = 232,826,472.90 × 52,985,021.40
  4. Step 4: Simplify right side
    155,217,648.60x = 12,336,315,649,093,020
  5. Step 5: Solve for x
    x = 12,336,315,649,093,020/155,217,648.60
  6. Step 6: Final answer
    x = 79,477,532.10

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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.