Home / 751,439,470.59-1,036,951,336.71-416,908,432.76

Finding the Fourth Proportional to 751,439,470.59, 1,036,951,336.71 and 416,908,432.76

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Solution

The fourth proportional to 751,439,470.59, 1,036,951,336.71 and 416,908,432.76 is: 575,314,145.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,439,470.59 : 1,036,951,336.71 = 416,908,432.76 : x
  2. Step 2: Convert to fraction form
    751,439,470.59/1,036,951,336.71 = 416,908,432.76/x
  3. Step 3: Cross multiply
    751,439,470.59x = 1,036,951,336.71 × 416,908,432.76
  4. Step 4: Simplify right side
    751,439,470.59x = 432,313,756,630,968,384
  5. Step 5: Solve for x
    x = 432,313,756,630,968,384/751,439,470.59
  6. Step 6: Final answer
    x = 575,314,145.12

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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.