Home / 1,872,088,695.60-2,808,133,043.40-1,409,522,449.20

Finding the Fourth Proportional to 1,872,088,695.60, 2,808,133,043.40 and 1,409,522,449.20

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Solution

The fourth proportional to 1,872,088,695.60, 2,808,133,043.40 and 1,409,522,449.20 is: 2,114,283,673.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,872,088,695.60 : 2,808,133,043.40 = 1,409,522,449.20 : x
  2. Step 2: Convert to fraction form
    1,872,088,695.60/2,808,133,043.40 = 1,409,522,449.20/x
  3. Step 3: Cross multiply
    1,872,088,695.60x = 2,808,133,043.40 × 1,409,522,449.20
  4. Step 4: Simplify right side
    1,872,088,695.60x = 3,958,126,565,012,618,240
  5. Step 5: Solve for x
    x = 3,958,126,565,012,618,240/1,872,088,695.60
  6. Step 6: Final answer
    x = 2,114,283,673.80

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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.