Home / 1,415,358,528,119.30-2,123,024,987,206.40-447,267,127,780.08

Finding the Fourth Proportional to 1,415,358,528,119.30, 2,123,024,987,206.40 and 447,267,127,780.08

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Solution

The fourth proportional to 1,415,358,528,119.30, 2,123,024,987,206.40 and 447,267,127,780.08 is: 670,896,645,173.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,415,358,528,119.30 : 2,123,024,987,206.40 = 447,267,127,780.08 : x
  2. Step 2: Convert to fraction form
    1,415,358,528,119.30/2,123,024,987,206.40 = 447,267,127,780.08/x
  3. Step 3: Cross multiply
    1,415,358,528,119.30x = 2,123,024,987,206.40 × 447,267,127,780.08
  4. Step 4: Simplify right side
    1,415,358,528,119.30x = 949,559,288,233,147,571,896,320
  5. Step 5: Solve for x
    x = 949,559,288,233,147,571,896,320/1,415,358,528,119.30
  6. Step 6: Final answer
    x = 670,896,645,173.65

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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.