Home / 222,868,001.20-334,302,001.80-69,513,811.60

Finding the Fourth Proportional to 222,868,001.20, 334,302,001.80 and 69,513,811.60

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Solution

The fourth proportional to 222,868,001.20, 334,302,001.80 and 69,513,811.60 is: 104,270,717.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,868,001.20 : 334,302,001.80 = 69,513,811.60 : x
  2. Step 2: Convert to fraction form
    222,868,001.20/334,302,001.80 = 69,513,811.60/x
  3. Step 3: Cross multiply
    222,868,001.20x = 334,302,001.80 × 69,513,811.60
  4. Step 4: Simplify right side
    222,868,001.20x = 23,238,606,370,628,060
  5. Step 5: Solve for x
    x = 23,238,606,370,628,060/222,868,001.20
  6. Step 6: Final answer
    x = 104,270,717.40

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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.