Home / 223,095,913.32-307,879,827.82-123,980,838.24

Finding the Fourth Proportional to 223,095,913.32, 307,879,827.82 and 123,980,838.24

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Solution

The fourth proportional to 223,095,913.32, 307,879,827.82 and 123,980,838.24 is: 171,097,706.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,095,913.32 : 307,879,827.82 = 123,980,838.24 : x
  2. Step 2: Convert to fraction form
    223,095,913.32/307,879,827.82 = 123,980,838.24/x
  3. Step 3: Cross multiply
    223,095,913.32x = 307,879,827.82 × 123,980,838.24
  4. Step 4: Simplify right side
    223,095,913.32x = 38,171,199,130,310,472
  5. Step 5: Solve for x
    x = 38,171,199,130,310,472/223,095,913.32
  6. Step 6: Final answer
    x = 171,097,706.64

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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.