Home / 239,302,870.65-330,237,297.81-133,456,385.71

Finding the Fourth Proportional to 239,302,870.65, 330,237,297.81 and 133,456,385.71

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Solution

The fourth proportional to 239,302,870.65, 330,237,297.81 and 133,456,385.71 is: 184,169,442.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,302,870.65 : 330,237,297.81 = 133,456,385.71 : x
  2. Step 2: Convert to fraction form
    239,302,870.65/330,237,297.81 = 133,456,385.71/x
  3. Step 3: Cross multiply
    239,302,870.65x = 330,237,297.81 × 133,456,385.71
  4. Step 4: Simplify right side
    239,302,870.65x = 44,072,276,190,863,264
  5. Step 5: Solve for x
    x = 44,072,276,190,863,264/239,302,870.65
  6. Step 6: Final answer
    x = 184,169,442.14

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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.