Home / 288,072,783.51-432,127,743.18-101,303,814.57

Finding the Fourth Proportional to 288,072,783.51, 432,127,743.18 and 101,303,814.57

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Solution

The fourth proportional to 288,072,783.51, 432,127,743.18 and 101,303,814.57 is: 151,962,251.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,072,783.51 : 432,127,743.18 = 101,303,814.57 : x
  2. Step 2: Convert to fraction form
    288,072,783.51/432,127,743.18 = 101,303,814.57/x
  3. Step 3: Cross multiply
    288,072,783.51x = 432,127,743.18 × 101,303,814.57
  4. Step 4: Simplify right side
    288,072,783.51x = 43,776,188,765,659,296
  5. Step 5: Solve for x
    x = 43,776,188,765,659,296/288,072,783.51
  6. Step 6: Final answer
    x = 151,962,251.46

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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.