Home / 147,020,739.60-220,531,109.40-60,730,467.60

Finding the Fourth Proportional to 147,020,739.60, 220,531,109.40 and 60,730,467.60

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Solution

The fourth proportional to 147,020,739.60, 220,531,109.40 and 60,730,467.60 is: 91,095,701.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,020,739.60 : 220,531,109.40 = 60,730,467.60 : x
  2. Step 2: Convert to fraction form
    147,020,739.60/220,531,109.40 = 60,730,467.60/x
  3. Step 3: Cross multiply
    147,020,739.60x = 220,531,109.40 × 60,730,467.60
  4. Step 4: Simplify right side
    147,020,739.60x = 13,392,957,394,208,756
  5. Step 5: Solve for x
    x = 13,392,957,394,208,756/147,020,739.60
  6. Step 6: Final answer
    x = 91,095,701.40

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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.