Home / 837,056,330.64-1,254,436,583.40-529,799,976.72

Finding the Fourth Proportional to 837,056,330.64, 1,254,436,583.40 and 529,799,976.72

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Solution

The fourth proportional to 837,056,330.64, 1,254,436,583.40 and 529,799,976.72 is: 793,973,414.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,056,330.64 : 1,254,436,583.40 = 529,799,976.72 : x
  2. Step 2: Convert to fraction form
    837,056,330.64/1,254,436,583.40 = 529,799,976.72/x
  3. Step 3: Cross multiply
    837,056,330.64x = 1,254,436,583.40 × 529,799,976.72
  4. Step 4: Simplify right side
    837,056,330.64x = 664,600,472,682,036,480
  5. Step 5: Solve for x
    x = 664,600,472,682,036,480/837,056,330.64
  6. Step 6: Final answer
    x = 793,973,414.16

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Double scale
Find fourth proportional to 837,056,331.64, 1,254,436,584.90 and 529,799,977.72
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1.5x scale

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.