Home / 586,360,919.20-879,640,911.60-177,413,821.60

Finding the Fourth Proportional to 586,360,919.20, 879,640,911.60 and 177,413,821.60

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Solution

The fourth proportional to 586,360,919.20, 879,640,911.60 and 177,413,821.60 is: 266,150,847.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    586,360,919.20 : 879,640,911.60 = 177,413,821.60 : x
  2. Step 2: Convert to fraction form
    586,360,919.20/879,640,911.60 = 177,413,821.60/x
  3. Step 3: Cross multiply
    586,360,919.20x = 879,640,911.60 × 177,413,821.60
  4. Step 4: Simplify right side
    586,360,919.20x = 156,060,455,762,663,776
  5. Step 5: Solve for x
    x = 156,060,455,762,663,776/586,360,919.20
  6. Step 6: Final answer
    x = 266,150,847.80

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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.