Home / 714,995,022.25-1,072,495,958.68-217,009,862.82

Finding the Fourth Proportional to 714,995,022.25, 1,072,495,958.68 and 217,009,862.82

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Solution

The fourth proportional to 714,995,022.25, 1,072,495,958.68 and 217,009,862.82 is: 325,515,833.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    714,995,022.25 : 1,072,495,958.68 = 217,009,862.82 : x
  2. Step 2: Convert to fraction form
    714,995,022.25/1,072,495,958.68 = 217,009,862.82/x
  3. Step 3: Cross multiply
    714,995,022.25x = 1,072,495,958.68 × 217,009,862.82
  4. Step 4: Simplify right side
    714,995,022.25x = 232,742,200,868,433,312
  5. Step 5: Solve for x
    x = 232,742,200,868,433,312/714,995,022.25
  6. Step 6: Final answer
    x = 325,515,833.85

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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.