Home / 1,456,551,038.90-2,184,826,558.35-1,288,190,530.10

Finding the Fourth Proportional to 1,456,551,038.90, 2,184,826,558.35 and 1,288,190,530.10

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Solution

The fourth proportional to 1,456,551,038.90, 2,184,826,558.35 and 1,288,190,530.10 is: 1,932,285,795.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,456,551,038.90 : 2,184,826,558.35 = 1,288,190,530.10 : x
  2. Step 2: Convert to fraction form
    1,456,551,038.90/2,184,826,558.35 = 1,288,190,530.10/x
  3. Step 3: Cross multiply
    1,456,551,038.90x = 2,184,826,558.35 × 1,288,190,530.10
  4. Step 4: Simplify right side
    1,456,551,038.90x = 2,814,472,882,377,444,864
  5. Step 5: Solve for x
    x = 2,814,472,882,377,444,864/1,456,551,038.90
  6. Step 6: Final answer
    x = 1,932,285,795.15

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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.