Home / 1,365,205,270.70-1,884,036,629.40-770,510,325.80

Finding the Fourth Proportional to 1,365,205,270.70, 1,884,036,629.40 and 770,510,325.80

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Solution

The fourth proportional to 1,365,205,270.70, 1,884,036,629.40 and 770,510,325.80 is: 1,063,334,363.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,205,270.70 : 1,884,036,629.40 = 770,510,325.80 : x
  2. Step 2: Convert to fraction form
    1,365,205,270.70/1,884,036,629.40 = 770,510,325.80/x
  3. Step 3: Cross multiply
    1,365,205,270.70x = 1,884,036,629.40 × 770,510,325.80
  4. Step 4: Simplify right side
    1,365,205,270.70x = 1,451,669,677,138,127,872
  5. Step 5: Solve for x
    x = 1,451,669,677,138,127,872/1,365,205,270.70
  6. Step 6: Final answer
    x = 1,063,334,363.19

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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.