Home / 178,881,927.41-246,855,574.86-100,565,829.20

Finding the Fourth Proportional to 178,881,927.41, 246,855,574.86 and 100,565,829.20

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Solution

The fourth proportional to 178,881,927.41, 246,855,574.86 and 100,565,829.20 is: 138,780,009.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,881,927.41 : 246,855,574.86 = 100,565,829.20 : x
  2. Step 2: Convert to fraction form
    178,881,927.41/246,855,574.86 = 100,565,829.20/x
  3. Step 3: Cross multiply
    178,881,927.41x = 246,855,574.86 × 100,565,829.20
  4. Step 4: Simplify right side
    178,881,927.41x = 24,825,235,578,678,588
  5. Step 5: Solve for x
    x = 24,825,235,578,678,588/178,881,927.41
  6. Step 6: Final answer
    x = 138,780,009.46

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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.