Home / 152,484,288.89-210,429,633.93-82,869,684.14

Finding the Fourth Proportional to 152,484,288.89, 210,429,633.93 and 82,869,684.14

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Solution

The fourth proportional to 152,484,288.89, 210,429,633.93 and 82,869,684.14 is: 114,360,878.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,484,288.89 : 210,429,633.93 = 82,869,684.14 : x
  2. Step 2: Convert to fraction form
    152,484,288.89/210,429,633.93 = 82,869,684.14/x
  3. Step 3: Cross multiply
    152,484,288.89x = 210,429,633.93 × 82,869,684.14
  4. Step 4: Simplify right side
    152,484,288.89x = 17,438,237,297,474,928
  5. Step 5: Solve for x
    x = 17,438,237,297,474,928/152,484,288.89
  6. Step 6: Final answer
    x = 114,360,878.91

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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.