Home / 152,521,355.04-210,479,605.59-82,906,735.93

Finding the Fourth Proportional to 152,521,355.04, 210,479,605.59 and 82,906,735.93

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Solution

The fourth proportional to 152,521,355.04, 210,479,605.59 and 82,906,735.93 is: 114,411,369.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,521,355.04 : 210,479,605.59 = 82,906,735.93 : x
  2. Step 2: Convert to fraction form
    152,521,355.04/210,479,605.59 = 82,906,735.93/x
  3. Step 3: Cross multiply
    152,521,355.04x = 210,479,605.59 × 82,906,735.93
  4. Step 4: Simplify right side
    152,521,355.04x = 17,450,177,077,833,750
  5. Step 5: Solve for x
    x = 17,450,177,077,833,750/152,521,355.04
  6. Step 6: Final answer
    x = 114,411,369.30

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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.