Home / 104,171,421.60-156,257,132.40-98,863,005.60

Finding the Fourth Proportional to 104,171,421.60, 156,257,132.40 and 98,863,005.60

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Solution

The fourth proportional to 104,171,421.60, 156,257,132.40 and 98,863,005.60 is: 148,294,508.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,171,421.60 : 156,257,132.40 = 98,863,005.60 : x
  2. Step 2: Convert to fraction form
    104,171,421.60/156,257,132.40 = 98,863,005.60/x
  3. Step 3: Cross multiply
    104,171,421.60x = 156,257,132.40 × 98,863,005.60
  4. Step 4: Simplify right side
    104,171,421.60x = 15,448,049,755,501,142
  5. Step 5: Solve for x
    x = 15,448,049,755,501,142/104,171,421.60
  6. Step 6: Final answer
    x = 148,294,508.40

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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.