Home / 47,628,334.80-71,442,502.20-47,292,411.60

Finding the Fourth Proportional to 47,628,334.80, 71,442,502.20 and 47,292,411.60

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Solution

The fourth proportional to 47,628,334.80, 71,442,502.20 and 47,292,411.60 is: 70,938,617.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,628,334.80 : 71,442,502.20 = 47,292,411.60 : x
  2. Step 2: Convert to fraction form
    47,628,334.80/71,442,502.20 = 47,292,411.60/x
  3. Step 3: Cross multiply
    47,628,334.80x = 71,442,502.20 × 47,292,411.60
  4. Step 4: Simplify right side
    47,628,334.80x = 3,378,688,219,776,306
  5. Step 5: Solve for x
    x = 3,378,688,219,776,306/47,628,334.80
  6. Step 6: Final answer
    x = 70,938,617.40

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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.