Home / 157,465,137.60-236,197,706.40-154,914,220.80

Finding the Fourth Proportional to 157,465,137.60, 236,197,706.40 and 154,914,220.80

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Solution

The fourth proportional to 157,465,137.60, 236,197,706.40 and 154,914,220.80 is: 232,371,331.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,137.60 : 236,197,706.40 = 154,914,220.80 : x
  2. Step 2: Convert to fraction form
    157,465,137.60/236,197,706.40 = 154,914,220.80/x
  3. Step 3: Cross multiply
    157,465,137.60x = 236,197,706.40 × 154,914,220.80
  4. Step 4: Simplify right side
    157,465,137.60x = 36,590,383,641,703,176
  5. Step 5: Solve for x
    x = 36,590,383,641,703,176/157,465,137.60
  6. Step 6: Final answer
    x = 232,371,331.20

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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.