Home / 873,466,227.81-1,205,539,088.22-516,219,417

Finding the Fourth Proportional to 873,466,227.81, 1,205,539,088.22 and 516,219,417

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Solution

The fourth proportional to 873,466,227.81, 1,205,539,088.22 and 516,219,417 is: 712,474,810.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,466,227.81 : 1,205,539,088.22 = 516,219,417 : x
  2. Step 2: Convert to fraction form
    873,466,227.81/1,205,539,088.22 = 516,219,417/x
  3. Step 3: Cross multiply
    873,466,227.81x = 1,205,539,088.22 × 516,219,417
  4. Step 4: Simplify right side
    873,466,227.81x = 622,322,685,291,639,936
  5. Step 5: Solve for x
    x = 622,322,685,291,639,936/873,466,227.81
  6. Step 6: Final answer
    x = 712,474,810.68

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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.