Home / 172,758,476.70-237,137,669.15-152,740,865.70

Finding the Fourth Proportional to 172,758,476.70, 237,137,669.15 and 152,740,865.70

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Solution

The fourth proportional to 172,758,476.70, 237,137,669.15 and 152,740,865.70 is: 209,660,408.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,758,476.70 : 237,137,669.15 = 152,740,865.70 : x
  2. Step 2: Convert to fraction form
    172,758,476.70/237,137,669.15 = 152,740,865.70/x
  3. Step 3: Cross multiply
    172,758,476.70x = 237,137,669.15 × 152,740,865.70
  4. Step 4: Simplify right side
    172,758,476.70x = 36,220,612,875,287,480
  5. Step 5: Solve for x
    x = 36,220,612,875,287,480/172,758,476.70
  6. Step 6: Final answer
    x = 209,660,408.95

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.