Home / 18,919,152,733.64-26,096,128,803-12,134,224,415.84

Finding the Fourth Proportional to 18,919,152,733.64, 26,096,128,803 and 12,134,224,415.84

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Solution

The fourth proportional to 18,919,152,733.64, 26,096,128,803 and 12,134,224,415.84 is: 16,737,339,548.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,919,152,733.64 : 26,096,128,803 = 12,134,224,415.84 : x
  2. Step 2: Convert to fraction form
    18,919,152,733.64/26,096,128,803 = 12,134,224,415.84/x
  3. Step 3: Cross multiply
    18,919,152,733.64x = 26,096,128,803 × 12,134,224,415.84
  4. Step 4: Simplify right side
    18,919,152,733.64x = 316,656,283,280,137,584,640
  5. Step 5: Solve for x
    x = 316,656,283,280,137,584,640/18,919,152,733.64
  6. Step 6: Final answer
    x = 16,737,339,548.89

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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.