Home / 1,181,271,693.41-1,630,172,036.67-652,647,848.30

Finding the Fourth Proportional to 1,181,271,693.41, 1,630,172,036.67 and 652,647,848.30

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Solution

The fourth proportional to 1,181,271,693.41, 1,630,172,036.67 and 652,647,848.30 is: 900,663,478.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,181,271,693.41 : 1,630,172,036.67 = 652,647,848.30 : x
  2. Step 2: Convert to fraction form
    1,181,271,693.41/1,630,172,036.67 = 652,647,848.30/x
  3. Step 3: Cross multiply
    1,181,271,693.41x = 1,630,172,036.67 × 652,647,848.30
  4. Step 4: Simplify right side
    1,181,271,693.41x = 1,063,928,272,091,504,128
  5. Step 5: Solve for x
    x = 1,063,928,272,091,504,128/1,181,271,693.41
  6. Step 6: Final answer
    x = 900,663,478.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.