Home / 133,035,286.15-199,552,929.23-87,648,329.35

Finding the Fourth Proportional to 133,035,286.15, 199,552,929.23 and 87,648,329.35

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Solution

The fourth proportional to 133,035,286.15, 199,552,929.23 and 87,648,329.35 is: 131,472,494.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,035,286.15 : 199,552,929.23 = 87,648,329.35 : x
  2. Step 2: Convert to fraction form
    133,035,286.15/199,552,929.23 = 87,648,329.35/x
  3. Step 3: Cross multiply
    133,035,286.15x = 199,552,929.23 × 87,648,329.35
  4. Step 4: Simplify right side
    133,035,286.15x = 17,490,480,863,908,280
  5. Step 5: Solve for x
    x = 17,490,480,863,908,280/133,035,286.15
  6. Step 6: Final answer
    x = 131,472,494.03

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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.