Home / 87,997,938,977.76-132,006,354,521.40-37,638,602,907.36

Finding the Fourth Proportional to 87,997,938,977.76, 132,006,354,521.40 and 37,638,602,907.36

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Solution

The fourth proportional to 87,997,938,977.76, 132,006,354,521.40 and 37,638,602,907.36 is: 56,461,944,640.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,997,938,977.76 : 132,006,354,521.40 = 37,638,602,907.36 : x
  2. Step 2: Convert to fraction form
    87,997,938,977.76/132,006,354,521.40 = 37,638,602,907.36/x
  3. Step 3: Cross multiply
    87,997,938,977.76x = 132,006,354,521.40 × 37,638,602,907.36
  4. Step 4: Simplify right side
    87,997,938,977.76x = 4,968,534,759,079,161,102,336
  5. Step 5: Solve for x
    x = 4,968,534,759,079,161,102,336/87,997,938,977.76
  6. Step 6: Final answer
    x = 56,461,944,640.94

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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.