Home / 412,509,926,901.72-569,263,726,494.81-229,603,103,273.58

Finding the Fourth Proportional to 412,509,926,901.72, 569,263,726,494.81 and 229,603,103,273.58

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Solution

The fourth proportional to 412,509,926,901.72, 569,263,726,494.81 and 229,603,103,273.58 is: 316,852,297,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,509,926,901.72 : 569,263,726,494.81 = 229,603,103,273.58 : x
  2. Step 2: Convert to fraction form
    412,509,926,901.72/569,263,726,494.81 = 229,603,103,273.58/x
  3. Step 3: Cross multiply
    412,509,926,901.72x = 569,263,726,494.81 × 229,603,103,273.58
  4. Step 4: Simplify right side
    412,509,926,901.72x = 130,704,718,184,290,872,983,552
  5. Step 5: Solve for x
    x = 130,704,718,184,290,872,983,552/412,509,926,901.72
  6. Step 6: Final answer
    x = 316,852,297,751.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.