Home / 288,072,813.42-432,127,788.21-101,303,844.48

Finding the Fourth Proportional to 288,072,813.42, 432,127,788.21 and 101,303,844.48

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Solution

The fourth proportional to 288,072,813.42, 432,127,788.21 and 101,303,844.48 is: 151,962,296.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,072,813.42 : 432,127,788.21 = 101,303,844.48 : x
  2. Step 2: Convert to fraction form
    288,072,813.42/432,127,788.21 = 101,303,844.48/x
  3. Step 3: Cross multiply
    288,072,813.42x = 432,127,788.21 × 101,303,844.48
  4. Step 4: Simplify right side
    288,072,813.42x = 43,776,206,252,312,216
  5. Step 5: Solve for x
    x = 43,776,206,252,312,216/288,072,813.42
  6. Step 6: Final answer
    x = 151,962,296.38

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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.