Home / 81,894,402,415.80-122,841,603,623.70-23,006,488,087.80

Finding the Fourth Proportional to 81,894,402,415.80, 122,841,603,623.70 and 23,006,488,087.80

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Solution

The fourth proportional to 81,894,402,415.80, 122,841,603,623.70 and 23,006,488,087.80 is: 34,509,732,131.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,894,402,415.80 : 122,841,603,623.70 = 23,006,488,087.80 : x
  2. Step 2: Convert to fraction form
    81,894,402,415.80/122,841,603,623.70 = 23,006,488,087.80/x
  3. Step 3: Cross multiply
    81,894,402,415.80x = 122,841,603,623.70 × 23,006,488,087.80
  4. Step 4: Simplify right side
    81,894,402,415.80x = 2,826,153,890,454,903,455,744
  5. Step 5: Solve for x
    x = 2,826,153,890,454,903,455,744/81,894,402,415.80
  6. Step 6: Final answer
    x = 34,509,732,131.70

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1.5x scale

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.