Home / 1,035,484,201.80-1,428,958,765.40-565,585,398.20

Finding the Fourth Proportional to 1,035,484,201.80, 1,428,958,765.40 and 565,585,398.20

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Solution

The fourth proportional to 1,035,484,201.80, 1,428,958,765.40 and 565,585,398.20 is: 780,502,697.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,035,484,201.80 : 1,428,958,765.40 = 565,585,398.20 : x
  2. Step 2: Convert to fraction form
    1,035,484,201.80/1,428,958,765.40 = 565,585,398.20/x
  3. Step 3: Cross multiply
    1,035,484,201.80x = 1,428,958,765.40 × 565,585,398.20
  4. Step 4: Simplify right side
    1,035,484,201.80x = 808,198,212,340,883,840
  5. Step 5: Solve for x
    x = 808,198,212,340,883,840/1,035,484,201.80
  6. Step 6: Final answer
    x = 780,502,697.13

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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.