Home / 1,455,035,785.44-2,182,522,341.72-405,746,032.56

Finding the Fourth Proportional to 1,455,035,785.44, 2,182,522,341.72 and 405,746,032.56

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Solution

The fourth proportional to 1,455,035,785.44, 2,182,522,341.72 and 405,746,032.56 is: 608,610,310.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,035,785.44 : 2,182,522,341.72 = 405,746,032.56 : x
  2. Step 2: Convert to fraction form
    1,455,035,785.44/2,182,522,341.72 = 405,746,032.56/x
  3. Step 3: Cross multiply
    1,455,035,785.44x = 2,182,522,341.72 × 405,746,032.56
  4. Step 4: Simplify right side
    1,455,035,785.44x = 885,549,781,126,450,432
  5. Step 5: Solve for x
    x = 885,549,781,126,450,432/1,455,035,785.44
  6. Step 6: Final answer
    x = 608,610,310.47

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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.