Home / 500,594,222,828.88-690,824,946,654.72-272,228,427,283.68

Finding the Fourth Proportional to 500,594,222,828.88, 690,824,946,654.72 and 272,228,427,283.68

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Solution

The fourth proportional to 500,594,222,828.88, 690,824,946,654.72 and 272,228,427,283.68 is: 375,677,904,737.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,594,222,828.88 : 690,824,946,654.72 = 272,228,427,283.68 : x
  2. Step 2: Convert to fraction form
    500,594,222,828.88/690,824,946,654.72 = 272,228,427,283.68/x
  3. Step 3: Cross multiply
    500,594,222,828.88x = 690,824,946,654.72 × 272,228,427,283.68
  4. Step 4: Simplify right side
    500,594,222,828.88x = 188,062,188,756,146,549,948,416
  5. Step 5: Solve for x
    x = 188,062,188,756,146,549,948,416/500,594,222,828.88
  6. Step 6: Final answer
    x = 375,677,904,737.69

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1.5x scale

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.