Home / 49,140,009.80-73,710,014.70-48,502,280.60

Finding the Fourth Proportional to 49,140,009.80, 73,710,014.70 and 48,502,280.60

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Solution

The fourth proportional to 49,140,009.80, 73,710,014.70 and 48,502,280.60 is: 72,753,420.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,140,009.80 : 73,710,014.70 = 48,502,280.60 : x
  2. Step 2: Convert to fraction form
    49,140,009.80/73,710,014.70 = 48,502,280.60/x
  3. Step 3: Cross multiply
    49,140,009.80x = 73,710,014.70 × 48,502,280.60
  4. Step 4: Simplify right side
    49,140,009.80x = 3,575,103,816,009,525
  5. Step 5: Solve for x
    x = 3,575,103,816,009,525/49,140,009.80
  6. Step 6: Final answer
    x = 72,753,420.90

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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.