Home / 188,543,063.89-282,878,173.35-83,484,063.75

Finding the Fourth Proportional to 188,543,063.89, 282,878,173.35 and 83,484,063.75

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Solution

The fourth proportional to 188,543,063.89, 282,878,173.35 and 83,484,063.75 is: 125,254,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,543,063.89 : 282,878,173.35 = 83,484,063.75 : x
  2. Step 2: Convert to fraction form
    188,543,063.89/282,878,173.35 = 83,484,063.75/x
  3. Step 3: Cross multiply
    188,543,063.89x = 282,878,173.35 × 83,484,063.75
  4. Step 4: Simplify right side
    188,543,063.89x = 23,615,819,457,434,952
  5. Step 5: Solve for x
    x = 23,615,819,457,434,952/188,543,063.89
  6. Step 6: Final answer
    x = 125,254,246.80

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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.