Home / 152,990,068.23-229,533,614.51-54,619,664.49

Finding the Fourth Proportional to 152,990,068.23, 229,533,614.51 and 54,619,664.49

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Solution

The fourth proportional to 152,990,068.23, 229,533,614.51 and 54,619,664.49 is: 81,946,816.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,990,068.23 : 229,533,614.51 = 54,619,664.49 : x
  2. Step 2: Convert to fraction form
    152,990,068.23/229,533,614.51 = 54,619,664.49/x
  3. Step 3: Cross multiply
    152,990,068.23x = 229,533,614.51 × 54,619,664.49
  4. Step 4: Simplify right side
    152,990,068.23x = 12,537,049,013,440,098
  5. Step 5: Solve for x
    x = 12,537,049,013,440,098/152,990,068.23
  6. Step 6: Final answer
    x = 81,946,816.28

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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.