Home / 1,994,706,004.80-2,992,059,007.20-540,683,428.80

Finding the Fourth Proportional to 1,994,706,004.80, 2,992,059,007.20 and 540,683,428.80

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Solution

The fourth proportional to 1,994,706,004.80, 2,992,059,007.20 and 540,683,428.80 is: 811,025,143.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,994,706,004.80 : 2,992,059,007.20 = 540,683,428.80 : x
  2. Step 2: Convert to fraction form
    1,994,706,004.80/2,992,059,007.20 = 540,683,428.80/x
  3. Step 3: Cross multiply
    1,994,706,004.80x = 2,992,059,007.20 × 540,683,428.80
  4. Step 4: Simplify right side
    1,994,706,004.80x = 1,617,756,723,184,819,712
  5. Step 5: Solve for x
    x = 1,617,756,723,184,819,712/1,994,706,004.80
  6. Step 6: Final answer
    x = 811,025,143.20

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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.