Home / 1,108,842,253.14-1,664,898,424.50-618,513,528.90

Finding the Fourth Proportional to 1,108,842,253.14, 1,664,898,424.50 and 618,513,528.90

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Solution

The fourth proportional to 1,108,842,253.14, 1,664,898,424.50 and 618,513,528.90 is: 928,682,323.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,108,842,253.14 : 1,664,898,424.50 = 618,513,528.90 : x
  2. Step 2: Convert to fraction form
    1,108,842,253.14/1,664,898,424.50 = 618,513,528.90/x
  3. Step 3: Cross multiply
    1,108,842,253.14x = 1,664,898,424.50 × 618,513,528.90
  4. Step 4: Simplify right side
    1,108,842,253.14x = 1,029,762,199,797,545,216
  5. Step 5: Solve for x
    x = 1,029,762,199,797,545,216/1,108,842,253.14
  6. Step 6: Final answer
    x = 928,682,323.28

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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.