Home / 102,671,611.36-153,903,786.02-64,360,029.66

Finding the Fourth Proportional to 102,671,611.36, 153,903,786.02 and 64,360,029.66

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Solution

The fourth proportional to 102,671,611.36, 153,903,786.02 and 64,360,029.66 is: 96,475,083.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,671,611.36 : 153,903,786.02 = 64,360,029.66 : x
  2. Step 2: Convert to fraction form
    102,671,611.36/153,903,786.02 = 64,360,029.66/x
  3. Step 3: Cross multiply
    102,671,611.36x = 153,903,786.02 × 64,360,029.66
  4. Step 4: Simplify right side
    102,671,611.36x = 9,905,252,233,033,494
  5. Step 5: Solve for x
    x = 9,905,252,233,033,494/102,671,611.36
  6. Step 6: Final answer
    x = 96,475,083.05

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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.