Home / 254,979,698.78-382,547,604.22-130,570,413.88

Finding the Fourth Proportional to 254,979,698.78, 382,547,604.22 and 130,570,413.88

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Solution

The fourth proportional to 254,979,698.78, 382,547,604.22 and 130,570,413.88 is: 195,895,591.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,979,698.78 : 382,547,604.22 = 130,570,413.88 : x
  2. Step 2: Convert to fraction form
    254,979,698.78/382,547,604.22 = 130,570,413.88/x
  3. Step 3: Cross multiply
    254,979,698.78x = 382,547,604.22 × 130,570,413.88
  4. Step 4: Simplify right side
    254,979,698.78x = 49,949,399,011,154,976
  5. Step 5: Solve for x
    x = 49,949,399,011,154,976/254,979,698.78
  6. Step 6: Final answer
    x = 195,895,591.89

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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.