Home / 1,116,280,816.38-1,674,673,482.80-369,294,835.89

Finding the Fourth Proportional to 1,116,280,816.38, 1,674,673,482.80 and 369,294,835.89

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Solution

The fourth proportional to 1,116,280,816.38, 1,674,673,482.80 and 369,294,835.89 is: 554,025,707.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,280,816.38 : 1,674,673,482.80 = 369,294,835.89 : x
  2. Step 2: Convert to fraction form
    1,116,280,816.38/1,674,673,482.80 = 369,294,835.89/x
  3. Step 3: Cross multiply
    1,116,280,816.38x = 1,674,673,482.80 × 369,294,835.89
  4. Step 4: Simplify right side
    1,116,280,816.38x = 618,448,268,998,114,304
  5. Step 5: Solve for x
    x = 618,448,268,998,114,304/1,116,280,816.38
  6. Step 6: Final answer
    x = 554,025,707.44

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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.