Home / 163,707,486.40-245,595,346.80-54,566,563.60

Finding the Fourth Proportional to 163,707,486.40, 245,595,346.80 and 54,566,563.60

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Solution

The fourth proportional to 163,707,486.40, 245,595,346.80 and 54,566,563.60 is: 81,861,217.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,707,486.40 : 245,595,346.80 = 54,566,563.60 : x
  2. Step 2: Convert to fraction form
    163,707,486.40/245,595,346.80 = 54,566,563.60/x
  3. Step 3: Cross multiply
    163,707,486.40x = 245,595,346.80 × 54,566,563.60
  4. Step 4: Simplify right side
    163,707,486.40x = 13,401,294,111,026,258
  5. Step 5: Solve for x
    x = 13,401,294,111,026,258/163,707,486.40
  6. Step 6: Final answer
    x = 81,861,217.26

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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.