Home / 124,527,810.80-186,287,831.40-109,411,266.80

Finding the Fourth Proportional to 124,527,810.80, 186,287,831.40 and 109,411,266.80

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Solution

The fourth proportional to 124,527,810.80, 186,287,831.40 and 109,411,266.80 is: 163,674,182.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,527,810.80 : 186,287,831.40 = 109,411,266.80 : x
  2. Step 2: Convert to fraction form
    124,527,810.80/186,287,831.40 = 109,411,266.80/x
  3. Step 3: Cross multiply
    124,527,810.80x = 186,287,831.40 × 109,411,266.80
  4. Step 4: Simplify right side
    124,527,810.80x = 20,381,987,622,898,816
  5. Step 5: Solve for x
    x = 20,381,987,622,898,816/124,527,810.80
  6. Step 6: Final answer
    x = 163,674,182.43

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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.