Home / 2,932,137,155,376.40-4,398,205,733,064.40-812,172,239,568.40

Finding the Fourth Proportional to 2,932,137,155,376.40, 4,398,205,733,064.40 and 812,172,239,568.40

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Solution

The fourth proportional to 2,932,137,155,376.40, 4,398,205,733,064.40 and 812,172,239,568.40 is: 1,218,258,359,352.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,932,137,155,376.40 : 4,398,205,733,064.40 = 812,172,239,568.40 : x
  2. Step 2: Convert to fraction form
    2,932,137,155,376.40/4,398,205,733,064.40 = 812,172,239,568.40/x
  3. Step 3: Cross multiply
    2,932,137,155,376.40x = 4,398,205,733,064.40 × 812,172,239,568.40
  4. Step 4: Simplify right side
    2,932,137,155,376.40x = 3,572,100,600,305,490,742,738,944
  5. Step 5: Solve for x
    x = 3,572,100,600,305,490,742,738,944/2,932,137,155,376.40
  6. Step 6: Final answer
    x = 1,218,258,359,352.55

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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.