Home / 656,788,172.54-906,367,092.53-370,739,908.48

Finding the Fourth Proportional to 656,788,172.54, 906,367,092.53 and 370,739,908.48

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Solution

The fourth proportional to 656,788,172.54, 906,367,092.53 and 370,739,908.48 is: 511,620,743.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,788,172.54 : 906,367,092.53 = 370,739,908.48 : x
  2. Step 2: Convert to fraction form
    656,788,172.54/906,367,092.53 = 370,739,908.48/x
  3. Step 3: Cross multiply
    656,788,172.54x = 906,367,092.53 × 370,739,908.48
  4. Step 4: Simplify right side
    656,788,172.54x = 336,026,452,933,516,352
  5. Step 5: Solve for x
    x = 336,026,452,933,516,352/656,788,172.54
  6. Step 6: Final answer
    x = 511,620,743.16

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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.