Home / 1,768,021,822-2,439,872,534.05-964,251,262.68

Finding the Fourth Proportional to 1,768,021,822, 2,439,872,534.05 and 964,251,262.68

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Solution

The fourth proportional to 1,768,021,822, 2,439,872,534.05 and 964,251,262.68 is: 1,330,668,062.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,021,822 : 2,439,872,534.05 = 964,251,262.68 : x
  2. Step 2: Convert to fraction form
    1,768,021,822/2,439,872,534.05 = 964,251,262.68/x
  3. Step 3: Cross multiply
    1,768,021,822x = 2,439,872,534.05 × 964,251,262.68
  4. Step 4: Simplify right side
    1,768,021,822x = 2,352,650,171,735,963,648
  5. Step 5: Solve for x
    x = 2,352,650,171,735,963,648/1,768,021,822
  6. Step 6: Final answer
    x = 1,330,668,062.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.