Home / 93,574,016.40-140,361,024.60-78,793,395.60

Finding the Fourth Proportional to 93,574,016.40, 140,361,024.60 and 78,793,395.60

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Solution

The fourth proportional to 93,574,016.40, 140,361,024.60 and 78,793,395.60 is: 118,190,093.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,574,016.40 : 140,361,024.60 = 78,793,395.60 : x
  2. Step 2: Convert to fraction form
    93,574,016.40/140,361,024.60 = 78,793,395.60/x
  3. Step 3: Cross multiply
    93,574,016.40x = 140,361,024.60 × 78,793,395.60
  4. Step 4: Simplify right side
    93,574,016.40x = 11,059,521,738,129,130
  5. Step 5: Solve for x
    x = 11,059,521,738,129,130/93,574,016.40
  6. Step 6: Final answer
    x = 118,190,093.40

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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.