Home / 190,543,221.39-262,852,695.23-124,502,326.50

Finding the Fourth Proportional to 190,543,221.39, 262,852,695.23 and 124,502,326.50

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Solution

The fourth proportional to 190,543,221.39, 262,852,695.23 and 124,502,326.50 is: 171,749,862.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,543,221.39 : 262,852,695.23 = 124,502,326.50 : x
  2. Step 2: Convert to fraction form
    190,543,221.39/262,852,695.23 = 124,502,326.50/x
  3. Step 3: Cross multiply
    190,543,221.39x = 262,852,695.23 × 124,502,326.50
  4. Step 4: Simplify right side
    190,543,221.39x = 32,725,772,082,307,940
  5. Step 5: Solve for x
    x = 32,725,772,082,307,940/190,543,221.39
  6. Step 6: Final answer
    x = 171,749,862.54

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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.