Home / 1,213,755,745-1,819,896,366.24-475,941,737.56

Finding the Fourth Proportional to 1,213,755,745, 1,819,896,366.24 and 475,941,737.56

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Solution

The fourth proportional to 1,213,755,745, 1,819,896,366.24 and 475,941,737.56 is: 713,623,513.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,755,745 : 1,819,896,366.24 = 475,941,737.56 : x
  2. Step 2: Convert to fraction form
    1,213,755,745/1,819,896,366.24 = 475,941,737.56/x
  3. Step 3: Cross multiply
    1,213,755,745x = 1,819,896,366.24 × 475,941,737.56
  4. Step 4: Simplify right side
    1,213,755,745x = 866,164,638,727,395,712
  5. Step 5: Solve for x
    x = 866,164,638,727,395,712/1,213,755,745
  6. Step 6: Final answer
    x = 713,623,513.05

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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.