Home / 256,899,390.14-385,262,721.93-93,102,852.36

Finding the Fourth Proportional to 256,899,390.14, 385,262,721.93 and 93,102,852.36

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Solution

The fourth proportional to 256,899,390.14, 385,262,721.93 and 93,102,852.36 is: 139,622,979.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,899,390.14 : 385,262,721.93 = 93,102,852.36 : x
  2. Step 2: Convert to fraction form
    256,899,390.14/385,262,721.93 = 93,102,852.36/x
  3. Step 3: Cross multiply
    256,899,390.14x = 385,262,721.93 × 93,102,852.36
  4. Step 4: Simplify right side
    256,899,390.14x = 35,869,058,321,454,392
  5. Step 5: Solve for x
    x = 35,869,058,321,454,392/256,899,390.14
  6. Step 6: Final answer
    x = 139,622,979.65

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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.