Home / 172,758,478.58-237,137,671.72-152,740,867.58

Finding the Fourth Proportional to 172,758,478.58, 237,137,671.72 and 152,740,867.58

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Solution

The fourth proportional to 172,758,478.58, 237,137,671.72 and 152,740,867.58 is: 209,660,411.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,758,478.58 : 237,137,671.72 = 152,740,867.58 : x
  2. Step 2: Convert to fraction form
    172,758,478.58/237,137,671.72 = 152,740,867.58/x
  3. Step 3: Cross multiply
    172,758,478.58x = 237,137,671.72 × 152,740,867.58
  4. Step 4: Simplify right side
    172,758,478.58x = 36,220,613,712,846,488
  5. Step 5: Solve for x
    x = 36,220,613,712,846,488/172,758,478.58
  6. Step 6: Final answer
    x = 209,660,411.53

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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.