Home / 82,690,518.72-124,026,314.08-22,110,968.64

Finding the Fourth Proportional to 82,690,518.72, 124,026,314.08 and 22,110,968.64

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Solution

The fourth proportional to 82,690,518.72, 124,026,314.08 and 22,110,968.64 is: 33,163,922.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,690,518.72 : 124,026,314.08 = 22,110,968.64 : x
  2. Step 2: Convert to fraction form
    82,690,518.72/124,026,314.08 = 22,110,968.64/x
  3. Step 3: Cross multiply
    82,690,518.72x = 124,026,314.08 × 22,110,968.64
  4. Step 4: Simplify right side
    82,690,518.72x = 2,742,341,941,157,670.50
  5. Step 5: Solve for x
    x = 2,742,341,941,157,670.50/82,690,518.72
  6. Step 6: Final answer
    x = 33,163,922.34

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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.