Home / 1,295,183,669.42-1,942,911,601.14-421,853,041.82

Finding the Fourth Proportional to 1,295,183,669.42, 1,942,911,601.14 and 421,853,041.82

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Solution

The fourth proportional to 1,295,183,669.42, 1,942,911,601.14 and 421,853,041.82 is: 632,823,890.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,183,669.42 : 1,942,911,601.14 = 421,853,041.82 : x
  2. Step 2: Convert to fraction form
    1,295,183,669.42/1,942,911,601.14 = 421,853,041.82/x
  3. Step 3: Cross multiply
    1,295,183,669.42x = 1,942,911,601.14 × 421,853,041.82
  4. Step 4: Simplify right side
    1,295,183,669.42x = 819,623,168,928,275,584
  5. Step 5: Solve for x
    x = 819,623,168,928,275,584/1,295,183,669.42
  6. Step 6: Final answer
    x = 632,823,890.76

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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.