Home / 632,335,051.96-949,588,039.50-388,125,709

Finding the Fourth Proportional to 632,335,051.96, 949,588,039.50 and 388,125,709

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Solution

The fourth proportional to 632,335,051.96, 949,588,039.50 and 388,125,709 is: 582,854,817.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,335,051.96 : 949,588,039.50 = 388,125,709 : x
  2. Step 2: Convert to fraction form
    632,335,051.96/949,588,039.50 = 388,125,709/x
  3. Step 3: Cross multiply
    632,335,051.96x = 949,588,039.50 × 388,125,709
  4. Step 4: Simplify right side
    632,335,051.96x = 368,559,531,088,857,536
  5. Step 5: Solve for x
    x = 368,559,531,088,857,536/632,335,051.96
  6. Step 6: Final answer
    x = 582,854,817.15

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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.