Home / 248,833,331.20-373,249,996.80-127,677,030.40

Finding the Fourth Proportional to 248,833,331.20, 373,249,996.80 and 127,677,030.40

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Solution

The fourth proportional to 248,833,331.20, 373,249,996.80 and 127,677,030.40 is: 191,515,545.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,833,331.20 : 373,249,996.80 = 127,677,030.40 : x
  2. Step 2: Convert to fraction form
    248,833,331.20/373,249,996.80 = 127,677,030.40/x
  3. Step 3: Cross multiply
    248,833,331.20x = 373,249,996.80 × 127,677,030.40
  4. Step 4: Simplify right side
    248,833,331.20x = 47,655,451,188,233,504
  5. Step 5: Solve for x
    x = 47,655,451,188,233,504/248,833,331.20
  6. Step 6: Final answer
    x = 191,515,545.60

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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.