Home / 110,101,009.70-151,939,568.13-61,208,437.70

Finding the Fourth Proportional to 110,101,009.70, 151,939,568.13 and 61,208,437.70

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Solution

The fourth proportional to 110,101,009.70, 151,939,568.13 and 61,208,437.70 is: 84,467,741.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,101,009.70 : 151,939,568.13 = 61,208,437.70 : x
  2. Step 2: Convert to fraction form
    110,101,009.70/151,939,568.13 = 61,208,437.70/x
  3. Step 3: Cross multiply
    110,101,009.70x = 151,939,568.13 × 61,208,437.70
  4. Step 4: Simplify right side
    110,101,009.70x = 9,299,983,590,050,010
  5. Step 5: Solve for x
    x = 9,299,983,590,050,010/110,101,009.70
  6. Step 6: Final answer
    x = 84,467,741.17

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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.