Home / 1,886,077,831.80-2,583,935,849.31-1,815,388,159.80

Finding the Fourth Proportional to 1,886,077,831.80, 2,583,935,849.31 and 1,815,388,159.80

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Solution

The fourth proportional to 1,886,077,831.80, 2,583,935,849.31 and 1,815,388,159.80 is: 2,487,090,653.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,077,831.80 : 2,583,935,849.31 = 1,815,388,159.80 : x
  2. Step 2: Convert to fraction form
    1,886,077,831.80/2,583,935,849.31 = 1,815,388,159.80/x
  3. Step 3: Cross multiply
    1,886,077,831.80x = 2,583,935,849.31 × 1,815,388,159.80
  4. Step 4: Simplify right side
    1,886,077,831.80x = 4,690,846,546,520,130,560
  5. Step 5: Solve for x
    x = 4,690,846,546,520,130,560/1,886,077,831.80
  6. Step 6: Final answer
    x = 2,487,090,653.12

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.