Home / 1,116,280,846.52-1,674,673,528.40-369,294,866.36

Finding the Fourth Proportional to 1,116,280,846.52, 1,674,673,528.40 and 369,294,866.36

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Solution

The fourth proportional to 1,116,280,846.52, 1,674,673,528.40 and 369,294,866.36 is: 554,025,753.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,280,846.52 : 1,674,673,528.40 = 369,294,866.36 : x
  2. Step 2: Convert to fraction form
    1,116,280,846.52/1,674,673,528.40 = 369,294,866.36/x
  3. Step 3: Cross multiply
    1,116,280,846.52x = 1,674,673,528.40 × 369,294,866.36
  4. Step 4: Simplify right side
    1,116,280,846.52x = 618,448,336,867,107,712
  5. Step 5: Solve for x
    x = 618,448,336,867,107,712/1,116,280,846.52
  6. Step 6: Final answer
    x = 554,025,753.28

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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.