Home / 166,168,894.77-249,030,541.40-129,325,274.33

Finding the Fourth Proportional to 166,168,894.77, 249,030,541.40 and 129,325,274.33

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Solution

The fourth proportional to 166,168,894.77, 249,030,541.40 and 129,325,274.33 is: 193,814,510.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,168,894.77 : 249,030,541.40 = 129,325,274.33 : x
  2. Step 2: Convert to fraction form
    166,168,894.77/249,030,541.40 = 129,325,274.33/x
  3. Step 3: Cross multiply
    166,168,894.77x = 249,030,541.40 × 129,325,274.33
  4. Step 4: Simplify right side
    166,168,894.77x = 32,205,943,081,211,644
  5. Step 5: Solve for x
    x = 32,205,943,081,211,644/166,168,894.77
  6. Step 6: Final answer
    x = 193,814,510.99

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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.