Home / 145,373,646.24-218,013,295.20-48,303,290.16

Finding the Fourth Proportional to 145,373,646.24, 218,013,295.20 and 48,303,290.16

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Solution

The fourth proportional to 145,373,646.24, 218,013,295.20 and 48,303,290.16 is: 72,439,260.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,373,646.24 : 218,013,295.20 = 48,303,290.16 : x
  2. Step 2: Convert to fraction form
    145,373,646.24/218,013,295.20 = 48,303,290.16/x
  3. Step 3: Cross multiply
    145,373,646.24x = 218,013,295.20 × 48,303,290.16
  4. Step 4: Simplify right side
    145,373,646.24x = 10,530,759,456,783,334
  5. Step 5: Solve for x
    x = 10,530,759,456,783,334/145,373,646.24
  6. Step 6: Final answer
    x = 72,439,260.69

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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.