Home / 476,501,916.80-714,753,435.32-148,979,146.61

Finding the Fourth Proportional to 476,501,916.80, 714,753,435.32 and 148,979,146.61

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Solution

The fourth proportional to 476,501,916.80, 714,753,435.32 and 148,979,146.61 is: 223,468,895.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,501,916.80 : 714,753,435.32 = 148,979,146.61 : x
  2. Step 2: Convert to fraction form
    476,501,916.80/714,753,435.32 = 148,979,146.61/x
  3. Step 3: Cross multiply
    476,501,916.80x = 714,753,435.32 × 148,979,146.61
  4. Step 4: Simplify right side
    476,501,916.80x = 106,483,356,826,220,768
  5. Step 5: Solve for x
    x = 106,483,356,826,220,768/476,501,916.80
  6. Step 6: Final answer
    x = 223,468,895.03

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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.