Home / 5,009,499,503.42-7,507,712,530.80-2,798,619,912.86

Finding the Fourth Proportional to 5,009,499,503.42, 7,507,712,530.80 and 2,798,619,912.86

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Solution

The fourth proportional to 5,009,499,503.42, 7,507,712,530.80 and 2,798,619,912.86 is: 4,194,278,046.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009,499,503.42 : 7,507,712,530.80 = 2,798,619,912.86 : x
  2. Step 2: Convert to fraction form
    5,009,499,503.42/7,507,712,530.80 = 2,798,619,912.86/x
  3. Step 3: Cross multiply
    5,009,499,503.42x = 7,507,712,530.80 × 2,798,619,912.86
  4. Step 4: Simplify right side
    5,009,499,503.42x = 21,011,233,788,725,428,224
  5. Step 5: Solve for x
    x = 21,011,233,788,725,428,224/5,009,499,503.42
  6. Step 6: Final answer
    x = 4,194,278,046.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.