Home / 103,621,384.60-155,432,076.90-73,363,413.40

Finding the Fourth Proportional to 103,621,384.60, 155,432,076.90 and 73,363,413.40

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Solution

The fourth proportional to 103,621,384.60, 155,432,076.90 and 73,363,413.40 is: 110,045,120.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,621,384.60 : 155,432,076.90 = 73,363,413.40 : x
  2. Step 2: Convert to fraction form
    103,621,384.60/155,432,076.90 = 73,363,413.40/x
  3. Step 3: Cross multiply
    103,621,384.60x = 155,432,076.90 × 73,363,413.40
  4. Step 4: Simplify right side
    103,621,384.60x = 11,403,027,713,235,292
  5. Step 5: Solve for x
    x = 11,403,027,713,235,292/103,621,384.60
  6. Step 6: Final answer
    x = 110,045,120.10

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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.