Home / 484,570,947.60-726,856,421.40-432,166,928.40

Finding the Fourth Proportional to 484,570,947.60, 726,856,421.40 and 432,166,928.40

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Solution

The fourth proportional to 484,570,947.60, 726,856,421.40 and 432,166,928.40 is: 648,250,392.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,570,947.60 : 726,856,421.40 = 432,166,928.40 : x
  2. Step 2: Convert to fraction form
    484,570,947.60/726,856,421.40 = 432,166,928.40/x
  3. Step 3: Cross multiply
    484,570,947.60x = 726,856,421.40 × 432,166,928.40
  4. Step 4: Simplify right side
    484,570,947.60x = 314,123,307,024,254,016
  5. Step 5: Solve for x
    x = 314,123,307,024,254,016/484,570,947.60
  6. Step 6: Final answer
    x = 648,250,392.60

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1.5x scale

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.