Home / 438,060,574-657,736,804.80-244,350,460.72

Finding the Fourth Proportional to 438,060,574, 657,736,804.80 and 244,350,460.72

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Solution

The fourth proportional to 438,060,574, 657,736,804.80 and 244,350,460.72 is: 366,885,998.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,060,574 : 657,736,804.80 = 244,350,460.72 : x
  2. Step 2: Convert to fraction form
    438,060,574/657,736,804.80 = 244,350,460.72/x
  3. Step 3: Cross multiply
    438,060,574x = 657,736,804.80 × 244,350,460.72
  4. Step 4: Simplify right side
    438,060,574x = 160,718,291,285,380,704
  5. Step 5: Solve for x
    x = 160,718,291,285,380,704/438,060,574
  6. Step 6: Final answer
    x = 366,885,998.93

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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.