Home / 801,657,783.40-1,202,486,675.10-724,173,685.60

Finding the Fourth Proportional to 801,657,783.40, 1,202,486,675.10 and 724,173,685.60

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Solution

The fourth proportional to 801,657,783.40, 1,202,486,675.10 and 724,173,685.60 is: 1,086,260,528.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    801,657,783.40 : 1,202,486,675.10 = 724,173,685.60 : x
  2. Step 2: Convert to fraction form
    801,657,783.40/1,202,486,675.10 = 724,173,685.60/x
  3. Step 3: Cross multiply
    801,657,783.40x = 1,202,486,675.10 × 724,173,685.60
  4. Step 4: Simplify right side
    801,657,783.40x = 870,809,207,392,056,704
  5. Step 5: Solve for x
    x = 870,809,207,392,056,704/801,657,783.40
  6. Step 6: Final answer
    x = 1,086,260,528.40

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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.