Home / 235,845,368.30-353,768,052.45-82,475,432.30

Finding the Fourth Proportional to 235,845,368.30, 353,768,052.45 and 82,475,432.30

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Solution

The fourth proportional to 235,845,368.30, 353,768,052.45 and 82,475,432.30 is: 123,713,148.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,845,368.30 : 353,768,052.45 = 82,475,432.30 : x
  2. Step 2: Convert to fraction form
    235,845,368.30/353,768,052.45 = 82,475,432.30/x
  3. Step 3: Cross multiply
    235,845,368.30x = 353,768,052.45 × 82,475,432.30
  4. Step 4: Simplify right side
    235,845,368.30x = 29,177,173,059,742,824
  5. Step 5: Solve for x
    x = 29,177,173,059,742,824/235,845,368.30
  6. Step 6: Final answer
    x = 123,713,148.45

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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.