Home / 1,442,049,699.15-2,163,050,910.90-459,462,890.61

Finding the Fourth Proportional to 1,442,049,699.15, 2,163,050,910.90 and 459,462,890.61

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Solution

The fourth proportional to 1,442,049,699.15, 2,163,050,910.90 and 459,462,890.61 is: 689,186,804.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,049,699.15 : 2,163,050,910.90 = 459,462,890.61 : x
  2. Step 2: Convert to fraction form
    1,442,049,699.15/2,163,050,910.90 = 459,462,890.61/x
  3. Step 3: Cross multiply
    1,442,049,699.15x = 2,163,050,910.90 × 459,462,890.61
  4. Step 4: Simplify right side
    1,442,049,699.15x = 993,841,624,058,707,584
  5. Step 5: Solve for x
    x = 993,841,624,058,707,584/1,442,049,699.15
  6. Step 6: Final answer
    x = 689,186,804.48

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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.