Home / 221,333,689.10-332,000,533.65-155,328,716.90

Finding the Fourth Proportional to 221,333,689.10, 332,000,533.65 and 155,328,716.90

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Solution

The fourth proportional to 221,333,689.10, 332,000,533.65 and 155,328,716.90 is: 232,993,075.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,333,689.10 : 332,000,533.65 = 155,328,716.90 : x
  2. Step 2: Convert to fraction form
    221,333,689.10/332,000,533.65 = 155,328,716.90/x
  3. Step 3: Cross multiply
    221,333,689.10x = 332,000,533.65 × 155,328,716.90
  4. Step 4: Simplify right side
    221,333,689.10x = 51,569,216,901,969,768
  5. Step 5: Solve for x
    x = 51,569,216,901,969,768/221,333,689.10
  6. Step 6: Final answer
    x = 232,993,075.35

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1.5x scale

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.