Home / 2,019,928,474.14-3,030,181,877.52-621,030,207.12

Finding the Fourth Proportional to 2,019,928,474.14, 3,030,181,877.52 and 621,030,207.12

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Solution

The fourth proportional to 2,019,928,474.14, 3,030,181,877.52 and 621,030,207.12 is: 931,634,215.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,928,474.14 : 3,030,181,877.52 = 621,030,207.12 : x
  2. Step 2: Convert to fraction form
    2,019,928,474.14/3,030,181,877.52 = 621,030,207.12/x
  3. Step 3: Cross multiply
    2,019,928,474.14x = 3,030,181,877.52 × 621,030,207.12
  4. Step 4: Simplify right side
    2,019,928,474.14x = 1,881,834,479,007,516,160
  5. Step 5: Solve for x
    x = 1,881,834,479,007,516,160/2,019,928,474.14
  6. Step 6: Final answer
    x = 931,634,215.32

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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.