Home / 228,655,990.55-342,810,425.49-117,872,280.83

Finding the Fourth Proportional to 228,655,990.55, 342,810,425.49 and 117,872,280.83

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Solution

The fourth proportional to 228,655,990.55, 342,810,425.49 and 117,872,280.83 is: 176,718,950.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,655,990.55 : 342,810,425.49 = 117,872,280.83 : x
  2. Step 2: Convert to fraction form
    228,655,990.55/342,810,425.49 = 117,872,280.83/x
  3. Step 3: Cross multiply
    228,655,990.55x = 342,810,425.49 × 117,872,280.83
  4. Step 4: Simplify right side
    228,655,990.55x = 40,407,846,743,095,024
  5. Step 5: Solve for x
    x = 40,407,846,743,095,024/228,655,990.55
  6. Step 6: Final answer
    x = 176,718,950.80

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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.