Home / 1,409,281,835.53-1,944,592,741.29-814,451,454.16

Finding the Fourth Proportional to 1,409,281,835.53, 1,944,592,741.29 and 814,451,454.16

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Solution

The fourth proportional to 1,409,281,835.53, 1,944,592,741.29 and 814,451,454.16 is: 1,123,818,065.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,409,281,835.53 : 1,944,592,741.29 = 814,451,454.16 : x
  2. Step 2: Convert to fraction form
    1,409,281,835.53/1,944,592,741.29 = 814,451,454.16/x
  3. Step 3: Cross multiply
    1,409,281,835.53x = 1,944,592,741.29 × 814,451,454.16
  4. Step 4: Simplify right side
    1,409,281,835.53x = 1,583,776,385,892,621,056
  5. Step 5: Solve for x
    x = 1,583,776,385,892,621,056/1,409,281,835.53
  6. Step 6: Final answer
    x = 1,123,818,065.32

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.