Home / 1,259,598,066.40-1,888,011,416.40-441,289,151.20

Finding the Fourth Proportional to 1,259,598,066.40, 1,888,011,416.40 and 441,289,151.20

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Solution

The fourth proportional to 1,259,598,066.40, 1,888,011,416.40 and 441,289,151.20 is: 661,448,264.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,259,598,066.40 : 1,888,011,416.40 = 441,289,151.20 : x
  2. Step 2: Convert to fraction form
    1,259,598,066.40/1,888,011,416.40 = 441,289,151.20/x
  3. Step 3: Cross multiply
    1,259,598,066.40x = 1,888,011,416.40 × 441,289,151.20
  4. Step 4: Simplify right side
    1,259,598,066.40x = 833,158,955,399,065,728
  5. Step 5: Solve for x
    x = 833,158,955,399,065,728/1,259,598,066.40
  6. Step 6: Final answer
    x = 661,448,264.83

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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.