Home / 927,831,458.85-1,280,434,043.34-565,746,644.36

Finding the Fourth Proportional to 927,831,458.85, 1,280,434,043.34 and 565,746,644.36

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Solution

The fourth proportional to 927,831,458.85, 1,280,434,043.34 and 565,746,644.36 is: 780,746,606.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    927,831,458.85 : 1,280,434,043.34 = 565,746,644.36 : x
  2. Step 2: Convert to fraction form
    927,831,458.85/1,280,434,043.34 = 565,746,644.36/x
  3. Step 3: Cross multiply
    927,831,458.85x = 1,280,434,043.34 × 565,746,644.36
  4. Step 4: Simplify right side
    927,831,458.85x = 724,401,263,337,509,632
  5. Step 5: Solve for x
    x = 724,401,263,337,509,632/927,831,458.85
  6. Step 6: Final answer
    x = 780,746,606.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.