Home / 684,956,815.07-1,027,432,326.05-248,155,087.55

Finding the Fourth Proportional to 684,956,815.07, 1,027,432,326.05 and 248,155,087.55

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Solution

The fourth proportional to 684,956,815.07, 1,027,432,326.05 and 248,155,087.55 is: 372,231,581.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,956,815.07 : 1,027,432,326.05 = 248,155,087.55 : x
  2. Step 2: Convert to fraction form
    684,956,815.07/1,027,432,326.05 = 248,155,087.55/x
  3. Step 3: Cross multiply
    684,956,815.07x = 1,027,432,326.05 × 248,155,087.55
  4. Step 4: Simplify right side
    684,956,815.07x = 254,962,558,822,637,888
  5. Step 5: Solve for x
    x = 254,962,558,822,637,888/684,956,815.07
  6. Step 6: Final answer
    x = 372,231,581.92

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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.