Home / 288,072,835.92-432,127,821.96-101,303,866.98

Finding the Fourth Proportional to 288,072,835.92, 432,127,821.96 and 101,303,866.98

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Solution

The fourth proportional to 288,072,835.92, 432,127,821.96 and 101,303,866.98 is: 151,962,330.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,072,835.92 : 432,127,821.96 = 101,303,866.98 : x
  2. Step 2: Convert to fraction form
    288,072,835.92/432,127,821.96 = 101,303,866.98/x
  3. Step 3: Cross multiply
    288,072,835.92x = 432,127,821.96 × 101,303,866.98
  4. Step 4: Simplify right side
    288,072,835.92x = 43,776,219,394,192,960
  5. Step 5: Solve for x
    x = 43,776,219,394,192,960/288,072,835.92
  6. Step 6: Final answer
    x = 151,962,330.13

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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.