Home / 185,913,440.40-278,880,658.20-56,525,271.60

Finding the Fourth Proportional to 185,913,440.40, 278,880,658.20 and 56,525,271.60

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Solution

The fourth proportional to 185,913,440.40, 278,880,658.20 and 56,525,271.60 is: 84,791,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,913,440.40 : 278,880,658.20 = 56,525,271.60 : x
  2. Step 2: Convert to fraction form
    185,913,440.40/278,880,658.20 = 56,525,271.60/x
  3. Step 3: Cross multiply
    185,913,440.40x = 278,880,658.20 × 56,525,271.60
  4. Step 4: Simplify right side
    185,913,440.40x = 15,763,804,948,741,766
  5. Step 5: Solve for x
    x = 15,763,804,948,741,766/185,913,440.40
  6. Step 6: Final answer
    x = 84,791,099.10

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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.