Home / 152,243,840.32-210,096,706.08-82,629,223.36

Finding the Fourth Proportional to 152,243,840.32, 210,096,706.08 and 82,629,223.36

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Solution

The fourth proportional to 152,243,840.32, 210,096,706.08 and 82,629,223.36 is: 114,028,440.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,243,840.32 : 210,096,706.08 = 82,629,223.36 : x
  2. Step 2: Convert to fraction form
    152,243,840.32/210,096,706.08 = 82,629,223.36/x
  3. Step 3: Cross multiply
    152,243,840.32x = 210,096,706.08 × 82,629,223.36
  4. Step 4: Simplify right side
    152,243,840.32x = 17,360,127,653,884,590
  5. Step 5: Solve for x
    x = 17,360,127,653,884,590/152,243,840.32
  6. Step 6: Final answer
    x = 114,028,440.28

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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.