Home / 7,124,011,447.80-10,686,099,428.82-2,149,776,377.40

Finding the Fourth Proportional to 7,124,011,447.80, 10,686,099,428.82 and 2,149,776,377.40

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Solution

The fourth proportional to 7,124,011,447.80, 10,686,099,428.82 and 2,149,776,377.40 is: 3,224,689,388.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,124,011,447.80 : 10,686,099,428.82 = 2,149,776,377.40 : x
  2. Step 2: Convert to fraction form
    7,124,011,447.80/10,686,099,428.82 = 2,149,776,377.40/x
  3. Step 3: Cross multiply
    7,124,011,447.80x = 10,686,099,428.82 × 2,149,776,377.40
  4. Step 4: Simplify right side
    7,124,011,447.80x = 22,972,724,118,624,870,400
  5. Step 5: Solve for x
    x = 22,972,724,118,624,870,400/7,124,011,447.80
  6. Step 6: Final answer
    x = 3,224,689,388.41

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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.