Home / 360,656,255,014.04-497,751,548,303.60-218,086,535,428.76

Finding the Fourth Proportional to 360,656,255,014.04, 497,751,548,303.60 and 218,086,535,428.76

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Solution

The fourth proportional to 360,656,255,014.04, 497,751,548,303.60 and 218,086,535,428.76 is: 300,987,184,236.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,656,255,014.04 : 497,751,548,303.60 = 218,086,535,428.76 : x
  2. Step 2: Convert to fraction form
    360,656,255,014.04/497,751,548,303.60 = 218,086,535,428.76/x
  3. Step 3: Cross multiply
    360,656,255,014.04x = 497,751,548,303.60 × 218,086,535,428.76
  4. Step 4: Simplify right side
    360,656,255,014.04x = 108,552,910,673,833,212,510,208
  5. Step 5: Solve for x
    x = 108,552,910,673,833,212,510,208/360,656,255,014.04
  6. Step 6: Final answer
    x = 300,987,184,236.16

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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.