Home / 161,525,140.68-222,903,544.50-88,186,283.40

Finding the Fourth Proportional to 161,525,140.68, 222,903,544.50 and 88,186,283.40

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Solution

The fourth proportional to 161,525,140.68, 222,903,544.50 and 88,186,283.40 is: 121,696,443.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,525,140.68 : 222,903,544.50 = 88,186,283.40 : x
  2. Step 2: Convert to fraction form
    161,525,140.68/222,903,544.50 = 88,186,283.40/x
  3. Step 3: Cross multiply
    161,525,140.68x = 222,903,544.50 × 88,186,283.40
  4. Step 4: Simplify right side
    161,525,140.68x = 19,657,035,146,141,512
  5. Step 5: Solve for x
    x = 19,657,035,146,141,512/161,525,140.68
  6. Step 6: Final answer
    x = 121,696,443.44

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1.5x scale

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.