Home / 282,545,434.37-389,910,657.35-157,096,658.59

Finding the Fourth Proportional to 282,545,434.37, 389,910,657.35 and 157,096,658.59

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Solution

The fourth proportional to 282,545,434.37, 389,910,657.35 and 157,096,658.59 is: 216,792,253.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,545,434.37 : 389,910,657.35 = 157,096,658.59 : x
  2. Step 2: Convert to fraction form
    282,545,434.37/389,910,657.35 = 157,096,658.59/x
  3. Step 3: Cross multiply
    282,545,434.37x = 389,910,657.35 × 157,096,658.59
  4. Step 4: Simplify right side
    282,545,434.37x = 61,253,661,417,733,392
  5. Step 5: Solve for x
    x = 61,253,661,417,733,392/282,545,434.37
  6. Step 6: Final answer
    x = 216,792,253.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.