Home / 469,874,005.20-704,811,007.80-348,941,653.20

Finding the Fourth Proportional to 469,874,005.20, 704,811,007.80 and 348,941,653.20

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Solution

The fourth proportional to 469,874,005.20, 704,811,007.80 and 348,941,653.20 is: 523,412,479.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,874,005.20 : 704,811,007.80 = 348,941,653.20 : x
  2. Step 2: Convert to fraction form
    469,874,005.20/704,811,007.80 = 348,941,653.20/x
  3. Step 3: Cross multiply
    469,874,005.20x = 704,811,007.80 × 348,941,653.20
  4. Step 4: Simplify right side
    469,874,005.20x = 245,937,918,255,290,080
  5. Step 5: Solve for x
    x = 245,937,918,255,290,080/469,874,005.20
  6. Step 6: Final answer
    x = 523,412,479.80

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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.