Home / 101,386,997,320.80-152,080,495,981.20-92,672,701,615.20

Finding the Fourth Proportional to 101,386,997,320.80, 152,080,495,981.20 and 92,672,701,615.20

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Solution

The fourth proportional to 101,386,997,320.80, 152,080,495,981.20 and 92,672,701,615.20 is: 139,009,052,422.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,386,997,320.80 : 152,080,495,981.20 = 92,672,701,615.20 : x
  2. Step 2: Convert to fraction form
    101,386,997,320.80/152,080,495,981.20 = 92,672,701,615.20/x
  3. Step 3: Cross multiply
    101,386,997,320.80x = 152,080,495,981.20 × 92,672,701,615.20
  4. Step 4: Simplify right side
    101,386,997,320.80x = 14,093,710,425,557,370,404,864
  5. Step 5: Solve for x
    x = 14,093,710,425,557,370,404,864/101,386,997,320.80
  6. Step 6: Final answer
    x = 139,009,052,422.80

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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.