Home / 198,336,645.20-297,504,967.80-62,063,800.40

Finding the Fourth Proportional to 198,336,645.20, 297,504,967.80 and 62,063,800.40

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Solution

The fourth proportional to 198,336,645.20, 297,504,967.80 and 62,063,800.40 is: 93,095,700.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,336,645.20 : 297,504,967.80 = 62,063,800.40 : x
  2. Step 2: Convert to fraction form
    198,336,645.20/297,504,967.80 = 62,063,800.40/x
  3. Step 3: Cross multiply
    198,336,645.20x = 297,504,967.80 × 62,063,800.40
  4. Step 4: Simplify right side
    198,336,645.20x = 18,464,288,939,547,628
  5. Step 5: Solve for x
    x = 18,464,288,939,547,628/198,336,645.20
  6. Step 6: Final answer
    x = 93,095,700.60

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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.