Home / 66,546,386.86-99,804,489.93-30,130,737.34

Finding the Fourth Proportional to 66,546,386.86, 99,804,489.93 and 30,130,737.34

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Solution

The fourth proportional to 66,546,386.86, 99,804,489.93 and 30,130,737.34 is: 45,189,273.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,546,386.86 : 99,804,489.93 = 30,130,737.34 : x
  2. Step 2: Convert to fraction form
    66,546,386.86/99,804,489.93 = 30,130,737.34/x
  3. Step 3: Cross multiply
    66,546,386.86x = 99,804,489.93 × 30,130,737.34
  4. Step 4: Simplify right side
    66,546,386.86x = 3,007,182,871,433,505
  5. Step 5: Solve for x
    x = 3,007,182,871,433,505/66,546,386.86
  6. Step 6: Final answer
    x = 45,189,273.43

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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.