Home / 907,243,381.20-1,359,969,276.60-446,804,648.40

Finding the Fourth Proportional to 907,243,381.20, 1,359,969,276.60 and 446,804,648.40

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Solution

The fourth proportional to 907,243,381.20, 1,359,969,276.60 and 446,804,648.40 is: 669,765,806.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,243,381.20 : 1,359,969,276.60 = 446,804,648.40 : x
  2. Step 2: Convert to fraction form
    907,243,381.20/1,359,969,276.60 = 446,804,648.40/x
  3. Step 3: Cross multiply
    907,243,381.20x = 1,359,969,276.60 × 446,804,648.40
  4. Step 4: Simplify right side
    907,243,381.20x = 607,640,594,466,065,280
  5. Step 5: Solve for x
    x = 607,640,594,466,065,280/907,243,381.20
  6. Step 6: Final answer
    x = 669,765,806.02

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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.