Home / 1,161,720,533.70-1,603,127,689.11-633,073,252.50

Finding the Fourth Proportional to 1,161,720,533.70, 1,603,127,689.11 and 633,073,252.50

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Solution

The fourth proportional to 1,161,720,533.70, 1,603,127,689.11 and 633,073,252.50 is: 873,615,668.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,161,720,533.70 : 1,603,127,689.11 = 633,073,252.50 : x
  2. Step 2: Convert to fraction form
    1,161,720,533.70/1,603,127,689.11 = 633,073,252.50/x
  3. Step 3: Cross multiply
    1,161,720,533.70x = 1,603,127,689.11 × 633,073,252.50
  4. Step 4: Simplify right side
    1,161,720,533.70x = 1,014,897,260,317,676,416
  5. Step 5: Solve for x
    x = 1,014,897,260,317,676,416/1,161,720,533.70
  6. Step 6: Final answer
    x = 873,615,668.21

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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.