Home / 155,666,551.01-214,809,602.60-89,576,384.22

Finding the Fourth Proportional to 155,666,551.01, 214,809,602.60 and 89,576,384.22

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Solution

The fourth proportional to 155,666,551.01, 214,809,602.60 and 89,576,384.22 is: 123,609,519.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,666,551.01 : 214,809,602.60 = 89,576,384.22 : x
  2. Step 2: Convert to fraction form
    155,666,551.01/214,809,602.60 = 89,576,384.22/x
  3. Step 3: Cross multiply
    155,666,551.01x = 214,809,602.60 × 89,576,384.22
  4. Step 4: Simplify right side
    155,666,551.01x = 19,241,867,496,867,052
  5. Step 5: Solve for x
    x = 19,241,867,496,867,052/155,666,551.01
  6. Step 6: Final answer
    x = 123,609,519.02

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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.