Home / 159,125,876,157.43-219,594,601,032.54-90,537,287,612.31

Finding the Fourth Proportional to 159,125,876,157.43, 219,594,601,032.54 and 90,537,287,612.31

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Solution

The fourth proportional to 159,125,876,157.43, 219,594,601,032.54 and 90,537,287,612.31 is: 124,941,964,386.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,125,876,157.43 : 219,594,601,032.54 = 90,537,287,612.31 : x
  2. Step 2: Convert to fraction form
    159,125,876,157.43/219,594,601,032.54 = 90,537,287,612.31/x
  3. Step 3: Cross multiply
    159,125,876,157.43x = 219,594,601,032.54 × 90,537,287,612.31
  4. Step 4: Simplify right side
    159,125,876,157.43x = 19,881,499,551,793,542,070,272
  5. Step 5: Solve for x
    x = 19,881,499,551,793,542,070,272/159,125,876,157.43
  6. Step 6: Final answer
    x = 124,941,964,386.26

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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.