Home / 651,122,068.20-976,683,102.30-166,422,215.40

Finding the Fourth Proportional to 651,122,068.20, 976,683,102.30 and 166,422,215.40

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Solution

The fourth proportional to 651,122,068.20, 976,683,102.30 and 166,422,215.40 is: 249,633,323.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,122,068.20 : 976,683,102.30 = 166,422,215.40 : x
  2. Step 2: Convert to fraction form
    651,122,068.20/976,683,102.30 = 166,422,215.40/x
  3. Step 3: Cross multiply
    651,122,068.20x = 976,683,102.30 × 166,422,215.40
  4. Step 4: Simplify right side
    651,122,068.20x = 162,541,765,628,510,848
  5. Step 5: Solve for x
    x = 162,541,765,628,510,848/651,122,068.20
  6. Step 6: Final answer
    x = 249,633,323.10

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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.