Home / 907,442,025.40-1,361,330,999.70-294,046,262.20

Finding the Fourth Proportional to 907,442,025.40, 1,361,330,999.70 and 294,046,262.20

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Solution

The fourth proportional to 907,442,025.40, 1,361,330,999.70 and 294,046,262.20 is: 441,123,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,442,025.40 : 1,361,330,999.70 = 294,046,262.20 : x
  2. Step 2: Convert to fraction form
    907,442,025.40/1,361,330,999.70 = 294,046,262.20/x
  3. Step 3: Cross multiply
    907,442,025.40x = 1,361,330,999.70 × 294,046,262.20
  4. Step 4: Simplify right side
    907,442,025.40x = 400,294,292,078,774,336
  5. Step 5: Solve for x
    x = 400,294,292,078,774,336/907,442,025.40
  6. Step 6: Final answer
    x = 441,123,819.35

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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.