Home / 1,442,049,703.65-2,163,050,917.65-459,462,895.11

Finding the Fourth Proportional to 1,442,049,703.65, 2,163,050,917.65 and 459,462,895.11

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Solution

The fourth proportional to 1,442,049,703.65, 2,163,050,917.65 and 459,462,895.11 is: 689,186,811.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,049,703.65 : 2,163,050,917.65 = 459,462,895.11 : x
  2. Step 2: Convert to fraction form
    1,442,049,703.65/2,163,050,917.65 = 459,462,895.11/x
  3. Step 3: Cross multiply
    1,442,049,703.65x = 2,163,050,917.65 × 459,462,895.11
  4. Step 4: Simplify right side
    1,442,049,703.65x = 993,841,636,893,811,328
  5. Step 5: Solve for x
    x = 993,841,636,893,811,328/1,442,049,703.65
  6. Step 6: Final answer
    x = 689,186,811.23

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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.