Home / 238,319,744.15-328,885,179.83-131,033,599.52

Finding the Fourth Proportional to 238,319,744.15, 328,885,179.83 and 131,033,599.52

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Solution

The fourth proportional to 238,319,744.15, 328,885,179.83 and 131,033,599.52 is: 180,828,529.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,319,744.15 : 328,885,179.83 = 131,033,599.52 : x
  2. Step 2: Convert to fraction form
    238,319,744.15/328,885,179.83 = 131,033,599.52/x
  3. Step 3: Cross multiply
    238,319,744.15x = 328,885,179.83 × 131,033,599.52
  4. Step 4: Simplify right side
    238,319,744.15x = 43,095,008,939,607,808
  5. Step 5: Solve for x
    x = 43,095,008,939,607,808/238,319,744.15
  6. Step 6: Final answer
    x = 180,828,529.73

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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.