Home / 1,189,002,017.40-1,780,101,803.70-1,189,002,017.40

Finding the Fourth Proportional to 1,189,002,017.40, 1,780,101,803.70 and 1,189,002,017.40

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Solution

The fourth proportional to 1,189,002,017.40, 1,780,101,803.70 and 1,189,002,017.40 is: 1,780,101,803.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,002,017.40 : 1,780,101,803.70 = 1,189,002,017.40 : x
  2. Step 2: Convert to fraction form
    1,189,002,017.40/1,780,101,803.70 = 1,189,002,017.40/x
  3. Step 3: Cross multiply
    1,189,002,017.40x = 1,780,101,803.70 × 1,189,002,017.40
  4. Step 4: Simplify right side
    1,189,002,017.40x = 2,116,544,635,776,678,912
  5. Step 5: Solve for x
    x = 2,116,544,635,776,678,912/1,189,002,017.40
  6. Step 6: Final answer
    x = 1,780,101,803.70

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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.