Home / 1,482,971,380.80-2,224,457,071.20-1,139,657,870.40

Finding the Fourth Proportional to 1,482,971,380.80, 2,224,457,071.20 and 1,139,657,870.40

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Solution

The fourth proportional to 1,482,971,380.80, 2,224,457,071.20 and 1,139,657,870.40 is: 1,709,486,805.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,482,971,380.80 : 2,224,457,071.20 = 1,139,657,870.40 : x
  2. Step 2: Convert to fraction form
    1,482,971,380.80/2,224,457,071.20 = 1,139,657,870.40/x
  3. Step 3: Cross multiply
    1,482,971,380.80x = 2,224,457,071.20 × 1,139,657,870.40
  4. Step 4: Simplify right side
    1,482,971,380.80x = 2,535,120,008,560,013,312
  5. Step 5: Solve for x
    x = 2,535,120,008,560,013,312/1,482,971,380.80
  6. Step 6: Final answer
    x = 1,709,486,805.60

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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.