Home / 869,185,310.10-1,303,777,965.15-593,686,295.70

Finding the Fourth Proportional to 869,185,310.10, 1,303,777,965.15 and 593,686,295.70

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Solution

The fourth proportional to 869,185,310.10, 1,303,777,965.15 and 593,686,295.70 is: 890,529,443.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,185,310.10 : 1,303,777,965.15 = 593,686,295.70 : x
  2. Step 2: Convert to fraction form
    869,185,310.10/1,303,777,965.15 = 593,686,295.70/x
  3. Step 3: Cross multiply
    869,185,310.10x = 1,303,777,965.15 × 593,686,295.70
  4. Step 4: Simplify right side
    869,185,310.10x = 774,035,110,545,187,328
  5. Step 5: Solve for x
    x = 774,035,110,545,187,328/869,185,310.10
  6. Step 6: Final answer
    x = 890,529,443.55

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Double scale
Find fourth proportional to 869,185,311.10, 1,303,777,966.65 and 593,686,296.70
Similar ratio
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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.