Home / 301,807,393.20-452,711,089.80-209,974,388.40

Finding the Fourth Proportional to 301,807,393.20, 452,711,089.80 and 209,974,388.40

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Solution

The fourth proportional to 301,807,393.20, 452,711,089.80 and 209,974,388.40 is: 314,961,582.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,807,393.20 : 452,711,089.80 = 209,974,388.40 : x
  2. Step 2: Convert to fraction form
    301,807,393.20/452,711,089.80 = 209,974,388.40/x
  3. Step 3: Cross multiply
    301,807,393.20x = 452,711,089.80 × 209,974,388.40
  4. Step 4: Simplify right side
    301,807,393.20x = 95,057,734,202,652,480
  5. Step 5: Solve for x
    x = 95,057,734,202,652,480/301,807,393.20
  6. Step 6: Final answer
    x = 314,961,582.60

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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.