Home / 920,123,561,574.90-1,380,185,342,362.40-920,123,561,574.90

Finding the Fourth Proportional to 920,123,561,574.90, 1,380,185,342,362.40 and 920,123,561,574.90

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Solution

The fourth proportional to 920,123,561,574.90, 1,380,185,342,362.40 and 920,123,561,574.90 is: 1,380,185,342,362.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,123,561,574.90 : 1,380,185,342,362.40 = 920,123,561,574.90 : x
  2. Step 2: Convert to fraction form
    920,123,561,574.90/1,380,185,342,362.40 = 920,123,561,574.90/x
  3. Step 3: Cross multiply
    920,123,561,574.90x = 1,380,185,342,362.40 × 920,123,561,574.90
  4. Step 4: Simplify right side
    920,123,561,574.90x = 1,269,941,052,847,964,217,671,680
  5. Step 5: Solve for x
    x = 1,269,941,052,847,964,217,671,680/920,123,561,574.90
  6. Step 6: Final answer
    x = 1,380,185,342,362.40

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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.