Home / 154,426,722.14-231,639,897.32-39,411,276.77

Finding the Fourth Proportional to 154,426,722.14, 231,639,897.32 and 39,411,276.77

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Solution

The fourth proportional to 154,426,722.14, 231,639,897.32 and 39,411,276.77 is: 59,116,867.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,426,722.14 : 231,639,897.32 = 39,411,276.77 : x
  2. Step 2: Convert to fraction form
    154,426,722.14/231,639,897.32 = 39,411,276.77/x
  3. Step 3: Cross multiply
    154,426,722.14x = 231,639,897.32 × 39,411,276.77
  4. Step 4: Simplify right side
    154,426,722.14x = 9,129,224,104,782,736
  5. Step 5: Solve for x
    x = 9,129,224,104,782,736/154,426,722.14
  6. Step 6: Final answer
    x = 59,116,867.72

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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.