Home / 197,550,775,179.86-272,620,069,721.80-111,911,740,924.83

Finding the Fourth Proportional to 197,550,775,179.86, 272,620,069,721.80 and 111,911,740,924.83

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Solution

The fourth proportional to 197,550,775,179.86, 272,620,069,721.80 and 111,911,740,924.83 is: 154,438,202,461.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,550,775,179.86 : 272,620,069,721.80 = 111,911,740,924.83 : x
  2. Step 2: Convert to fraction form
    197,550,775,179.86/272,620,069,721.80 = 111,911,740,924.83/x
  3. Step 3: Cross multiply
    197,550,775,179.86x = 272,620,069,721.80 × 111,911,740,924.83
  4. Step 4: Simplify right side
    197,550,775,179.86x = 30,509,386,613,615,172,255,744
  5. Step 5: Solve for x
    x = 30,509,386,613,615,172,255,744/197,550,775,179.86
  6. Step 6: Final answer
    x = 154,438,202,461.31

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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.