Home / 476,928,008.60-715,392,012.90-153,844,539.80

Finding the Fourth Proportional to 476,928,008.60, 715,392,012.90 and 153,844,539.80

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Solution

The fourth proportional to 476,928,008.60, 715,392,012.90 and 153,844,539.80 is: 230,766,809.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,928,008.60 : 715,392,012.90 = 153,844,539.80 : x
  2. Step 2: Convert to fraction form
    476,928,008.60/715,392,012.90 = 153,844,539.80/x
  3. Step 3: Cross multiply
    476,928,008.60x = 715,392,012.90 × 153,844,539.80
  4. Step 4: Simplify right side
    476,928,008.60x = 110,059,155,001,196,176
  5. Step 5: Solve for x
    x = 110,059,155,001,196,176/476,928,008.60
  6. Step 6: Final answer
    x = 230,766,809.70

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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.