Home / 83,041,878.60-124,562,161.80-21,630,918.60

Finding the Fourth Proportional to 83,041,878.60, 124,562,161.80 and 21,630,918.60

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Solution

The fourth proportional to 83,041,878.60, 124,562,161.80 and 21,630,918.60 is: 32,446,207.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,041,878.60 : 124,562,161.80 = 21,630,918.60 : x
  2. Step 2: Convert to fraction form
    83,041,878.60/124,562,161.80 = 21,630,918.60/x
  3. Step 3: Cross multiply
    83,041,878.60x = 124,562,161.80 × 21,630,918.60
  4. Step 4: Simplify right side
    83,041,878.60x = 2,694,393,982,535,829.50
  5. Step 5: Solve for x
    x = 2,694,393,982,535,829.50/83,041,878.60
  6. Step 6: Final answer
    x = 32,446,207.00

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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.