Home / 1,368,383,662.08-1,888,573,916.16-1,077,219,256.32

Finding the Fourth Proportional to 1,368,383,662.08, 1,888,573,916.16 and 1,077,219,256.32

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Solution

The fourth proportional to 1,368,383,662.08, 1,888,573,916.16 and 1,077,219,256.32 is: 1,486,723,530.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,368,383,662.08 : 1,888,573,916.16 = 1,077,219,256.32 : x
  2. Step 2: Convert to fraction form
    1,368,383,662.08/1,888,573,916.16 = 1,077,219,256.32/x
  3. Step 3: Cross multiply
    1,368,383,662.08x = 1,888,573,916.16 × 1,077,219,256.32
  4. Step 4: Simplify right side
    1,368,383,662.08x = 2,034,408,189,471,225,088
  5. Step 5: Solve for x
    x = 2,034,408,189,471,225,088/1,368,383,662.08
  6. Step 6: Final answer
    x = 1,486,723,530.72

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Double scale
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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.