Home / 84,749,665.49-127,130,663.84-35,516,099.35

Finding the Fourth Proportional to 84,749,665.49, 127,130,663.84 and 35,516,099.35

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Solution

The fourth proportional to 84,749,665.49, 127,130,663.84 and 35,516,099.35 is: 53,276,732.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,749,665.49 : 127,130,663.84 = 35,516,099.35 : x
  2. Step 2: Convert to fraction form
    84,749,665.49/127,130,663.84 = 35,516,099.35/x
  3. Step 3: Cross multiply
    84,749,665.49x = 127,130,663.84 × 35,516,099.35
  4. Step 4: Simplify right side
    84,749,665.49x = 4,515,185,288,011,472
  5. Step 5: Solve for x
    x = 4,515,185,288,011,472/84,749,665.49
  6. Step 6: Final answer
    x = 53,276,732.86

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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.