Home / 104,930,438.40-157,395,657.60-96,868,281.60

Finding the Fourth Proportional to 104,930,438.40, 157,395,657.60 and 96,868,281.60

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Solution

The fourth proportional to 104,930,438.40, 157,395,657.60 and 96,868,281.60 is: 145,302,422.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,930,438.40 : 157,395,657.60 = 96,868,281.60 : x
  2. Step 2: Convert to fraction form
    104,930,438.40/157,395,657.60 = 96,868,281.60/x
  3. Step 3: Cross multiply
    104,930,438.40x = 157,395,657.60 × 96,868,281.60
  4. Step 4: Simplify right side
    104,930,438.40x = 15,246,646,883,013,978
  5. Step 5: Solve for x
    x = 15,246,646,883,013,978/104,930,438.40
  6. Step 6: Final answer
    x = 145,302,422.40

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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.