Home / 291,095,083.44-435,316,384.32-217,370,635.44

Finding the Fourth Proportional to 291,095,083.44, 435,316,384.32 and 217,370,635.44

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Solution

The fourth proportional to 291,095,083.44, 435,316,384.32 and 217,370,635.44 is: 325,065,603.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,095,083.44 : 435,316,384.32 = 217,370,635.44 : x
  2. Step 2: Convert to fraction form
    291,095,083.44/435,316,384.32 = 217,370,635.44/x
  3. Step 3: Cross multiply
    291,095,083.44x = 435,316,384.32 × 217,370,635.44
  4. Step 4: Simplify right side
    291,095,083.44x = 94,624,999,077,081,648
  5. Step 5: Solve for x
    x = 94,624,999,077,081,648/291,095,083.44
  6. Step 6: Final answer
    x = 325,065,603.85

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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.