Home / 48,513,643.80-72,770,465.70-47,875,914.60

Finding the Fourth Proportional to 48,513,643.80, 72,770,465.70 and 47,875,914.60

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Solution

The fourth proportional to 48,513,643.80, 72,770,465.70 and 47,875,914.60 is: 71,813,871.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,513,643.80 : 72,770,465.70 = 47,875,914.60 : x
  2. Step 2: Convert to fraction form
    48,513,643.80/72,770,465.70 = 47,875,914.60/x
  3. Step 3: Cross multiply
    48,513,643.80x = 72,770,465.70 × 47,875,914.60
  4. Step 4: Simplify right side
    48,513,643.80x = 3,483,952,601,255,429.50
  5. Step 5: Solve for x
    x = 3,483,952,601,255,429.50/48,513,643.80
  6. Step 6: Final answer
    x = 71,813,871.90

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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.