Home / 18,123,869,138,478-25,015,592,941,762-11,804,209,934,072

Finding the Fourth Proportional to 18,123,869,138,478, 25,015,592,941,762 and 11,804,209,934,072

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Solution

The fourth proportional to 18,123,869,138,478, 25,015,592,941,762 and 11,804,209,934,072 is: 16,292,840,587,936.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,123,869,138,478 : 25,015,592,941,762 = 11,804,209,934,072 : x
  2. Step 2: Convert to fraction form
    18,123,869,138,478/25,015,592,941,762 = 11,804,209,934,072/x
  3. Step 3: Cross multiply
    18,123,869,138,478x = 25,015,592,941,762 × 11,804,209,934,072
  4. Step 4: Simplify right side
    18,123,869,138,478x = 295,289,310,709,848,411,088,093,184
  5. Step 5: Solve for x
    x = 295,289,310,709,848,411,088,093,184/18,123,869,138,478
  6. Step 6: Final answer
    x = 16,292,840,587,936.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.