Home / 1,022,998,410.99-1,411,735,151.87-570,871,637.77

Finding the Fourth Proportional to 1,022,998,410.99, 1,411,735,151.87 and 570,871,637.77

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Solution

The fourth proportional to 1,022,998,410.99, 1,411,735,151.87 and 570,871,637.77 is: 787,801,378.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,022,998,410.99 : 1,411,735,151.87 = 570,871,637.77 : x
  2. Step 2: Convert to fraction form
    1,022,998,410.99/1,411,735,151.87 = 570,871,637.77/x
  3. Step 3: Cross multiply
    1,022,998,410.99x = 1,411,735,151.87 × 570,871,637.77
  4. Step 4: Simplify right side
    1,022,998,410.99x = 805,919,558,245,506,432
  5. Step 5: Solve for x
    x = 805,919,558,245,506,432/1,022,998,410.99
  6. Step 6: Final answer
    x = 787,801,378.37

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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.