Home / 476,928,007.20-715,392,010.80-473,904,698.40

Finding the Fourth Proportional to 476,928,007.20, 715,392,010.80 and 473,904,698.40

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Solution

The fourth proportional to 476,928,007.20, 715,392,010.80 and 473,904,698.40 is: 710,857,047.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,928,007.20 : 715,392,010.80 = 473,904,698.40 : x
  2. Step 2: Convert to fraction form
    476,928,007.20/715,392,010.80 = 473,904,698.40/x
  3. Step 3: Cross multiply
    476,928,007.20x = 715,392,010.80 × 473,904,698.40
  4. Step 4: Simplify right side
    476,928,007.20x = 339,027,635,115,943,488
  5. Step 5: Solve for x
    x = 339,027,635,115,943,488/476,928,007.20
  6. Step 6: Final answer
    x = 710,857,047.60

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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.