Home / 61,820,385.80-92,730,578.70-54,262,113.80

Finding the Fourth Proportional to 61,820,385.80, 92,730,578.70 and 54,262,113.80

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Solution

The fourth proportional to 61,820,385.80, 92,730,578.70 and 54,262,113.80 is: 81,393,170.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,820,385.80 : 92,730,578.70 = 54,262,113.80 : x
  2. Step 2: Convert to fraction form
    61,820,385.80/92,730,578.70 = 54,262,113.80/x
  3. Step 3: Cross multiply
    61,820,385.80x = 92,730,578.70 × 54,262,113.80
  4. Step 4: Simplify right side
    61,820,385.80x = 5,031,757,214,159,256
  5. Step 5: Solve for x
    x = 5,031,757,214,159,256/61,820,385.80
  6. Step 6: Final answer
    x = 81,393,170.70

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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.