Home / 18,995,954,005.70-28,498,308,409.20-6,574,284,527.93

Finding the Fourth Proportional to 18,995,954,005.70, 28,498,308,409.20 and 6,574,284,527.93

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Solution

The fourth proportional to 18,995,954,005.70, 28,498,308,409.20 and 6,574,284,527.93 is: 9,862,941,760.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,995,954,005.70 : 28,498,308,409.20 = 6,574,284,527.93 : x
  2. Step 2: Convert to fraction form
    18,995,954,005.70/28,498,308,409.20 = 6,574,284,527.93/x
  3. Step 3: Cross multiply
    18,995,954,005.70x = 28,498,308,409.20 × 6,574,284,527.93
  4. Step 4: Simplify right side
    18,995,954,005.70x = 187,355,988,046,780,989,440
  5. Step 5: Solve for x
    x = 187,355,988,046,780,989,440/18,995,954,005.70
  6. Step 6: Final answer
    x = 9,862,941,760.68

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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.