Home / 1,228,508,259.85-1,839,837,292.61-784,475,557.00

Finding the Fourth Proportional to 1,228,508,259.85, 1,839,837,292.61 and 784,475,557.00

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Solution

The fourth proportional to 1,228,508,259.85, 1,839,837,292.61 and 784,475,557.00 is: 1,174,845,487.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,228,508,259.85 : 1,839,837,292.61 = 784,475,557.00 : x
  2. Step 2: Convert to fraction form
    1,228,508,259.85/1,839,837,292.61 = 784,475,557.00/x
  3. Step 3: Cross multiply
    1,228,508,259.85x = 1,839,837,292.61 × 784,475,557.00
  4. Step 4: Simplify right side
    1,228,508,259.85x = 1,443,307,384,911,731,712
  5. Step 5: Solve for x
    x = 1,443,307,384,911,731,712/1,228,508,259.85
  6. Step 6: Final answer
    x = 1,174,845,487.07

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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.