Home / 189,444,087.36-261,432,838.08-102,523,959.36

Finding the Fourth Proportional to 189,444,087.36, 261,432,838.08 and 102,523,959.36

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Solution

The fourth proportional to 189,444,087.36, 261,432,838.08 and 102,523,959.36 is: 141,483,062.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,444,087.36 : 261,432,838.08 = 102,523,959.36 : x
  2. Step 2: Convert to fraction form
    189,444,087.36/261,432,838.08 = 102,523,959.36/x
  3. Step 3: Cross multiply
    189,444,087.36x = 261,432,838.08 × 102,523,959.36
  4. Step 4: Simplify right side
    189,444,087.36x = 26,803,129,666,683,380
  5. Step 5: Solve for x
    x = 26,803,129,666,683,380/189,444,087.36
  6. Step 6: Final answer
    x = 141,483,062.58

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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.