Home / 166,168,829.52-249,030,443.64-129,325,209.16

Finding the Fourth Proportional to 166,168,829.52, 249,030,443.64 and 129,325,209.16

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Solution

The fourth proportional to 166,168,829.52, 249,030,443.64 and 129,325,209.16 is: 193,814,413.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,168,829.52 : 249,030,443.64 = 129,325,209.16 : x
  2. Step 2: Convert to fraction form
    166,168,829.52/249,030,443.64 = 129,325,209.16/x
  3. Step 3: Cross multiply
    166,168,829.52x = 249,030,443.64 × 129,325,209.16
  4. Step 4: Simplify right side
    166,168,829.52x = 32,205,914,210,950,588
  5. Step 5: Solve for x
    x = 32,205,914,210,950,588/166,168,829.52
  6. Step 6: Final answer
    x = 193,814,413.35

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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.