Home / 181,471,420,437.73-250,430,931,075.83-100,181,355,206.79

Finding the Fourth Proportional to 181,471,420,437.73, 250,430,931,075.83 and 100,181,355,206.79

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Solution

The fourth proportional to 181,471,420,437.73, 250,430,931,075.83 and 100,181,355,206.79 is: 138,250,474,925.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,471,420,437.73 : 250,430,931,075.83 = 100,181,355,206.79 : x
  2. Step 2: Convert to fraction form
    181,471,420,437.73/250,430,931,075.83 = 100,181,355,206.79/x
  3. Step 3: Cross multiply
    181,471,420,437.73x = 250,430,931,075.83 × 100,181,355,206.79
  4. Step 4: Simplify right side
    181,471,420,437.73x = 25,088,510,060,874,866,622,464
  5. Step 5: Solve for x
    x = 25,088,510,060,874,866,622,464/181,471,420,437.73
  6. Step 6: Final answer
    x = 138,250,474,925.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.