Home / 107,623,702.40-161,860,706.40-96,569,729.60

Finding the Fourth Proportional to 107,623,702.40, 161,860,706.40 and 96,569,729.60

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Solution

The fourth proportional to 107,623,702.40, 161,860,706.40 and 96,569,729.60 is: 145,236,079.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,623,702.40 : 161,860,706.40 = 96,569,729.60 : x
  2. Step 2: Convert to fraction form
    107,623,702.40/161,860,706.40 = 96,569,729.60/x
  3. Step 3: Cross multiply
    107,623,702.40x = 161,860,706.40 × 96,569,729.60
  4. Step 4: Simplify right side
    107,623,702.40x = 15,630,844,649,912,990
  5. Step 5: Solve for x
    x = 15,630,844,649,912,990/107,623,702.40
  6. Step 6: Final answer
    x = 145,236,079.98

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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.