Home / 2,182,400,212.96-3,011,713,502.05-1,178,817,775.12

Finding the Fourth Proportional to 2,182,400,212.96, 3,011,713,502.05 and 1,178,817,775.12

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Solution

The fourth proportional to 2,182,400,212.96, 3,011,713,502.05 and 1,178,817,775.12 is: 1,626,769,182.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182,400,212.96 : 3,011,713,502.05 = 1,178,817,775.12 : x
  2. Step 2: Convert to fraction form
    2,182,400,212.96/3,011,713,502.05 = 1,178,817,775.12/x
  3. Step 3: Cross multiply
    2,182,400,212.96x = 3,011,713,502.05 × 1,178,817,775.12
  4. Step 4: Simplify right side
    2,182,400,212.96x = 3,550,261,409,788,390,912
  5. Step 5: Solve for x
    x = 3,550,261,409,788,390,912/2,182,400,212.96
  6. Step 6: Final answer
    x = 1,626,769,182.25

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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.