Home / 898,150,628.90-1,347,225,943.35-656,285,924.90

Finding the Fourth Proportional to 898,150,628.90, 1,347,225,943.35 and 656,285,924.90

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Solution

The fourth proportional to 898,150,628.90, 1,347,225,943.35 and 656,285,924.90 is: 984,428,887.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,150,628.90 : 1,347,225,943.35 = 656,285,924.90 : x
  2. Step 2: Convert to fraction form
    898,150,628.90/1,347,225,943.35 = 656,285,924.90/x
  3. Step 3: Cross multiply
    898,150,628.90x = 1,347,225,943.35 × 656,285,924.90
  4. Step 4: Simplify right side
    898,150,628.90x = 884,165,424,280,729,600
  5. Step 5: Solve for x
    x = 884,165,424,280,729,600/898,150,628.90
  6. Step 6: Final answer
    x = 984,428,887.35

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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.