Home / 19,010,099,830.40-28,515,149,745.60-17,376,169,385.60

Finding the Fourth Proportional to 19,010,099,830.40, 28,515,149,745.60 and 17,376,169,385.60

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Solution

The fourth proportional to 19,010,099,830.40, 28,515,149,745.60 and 17,376,169,385.60 is: 26,064,254,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010,099,830.40 : 28,515,149,745.60 = 17,376,169,385.60 : x
  2. Step 2: Convert to fraction form
    19,010,099,830.40/28,515,149,745.60 = 17,376,169,385.60/x
  3. Step 3: Cross multiply
    19,010,099,830.40x = 28,515,149,745.60 × 17,376,169,385.60
  4. Step 4: Simplify right side
    19,010,099,830.40x = 495,484,072,035,294,248,960
  5. Step 5: Solve for x
    x = 495,484,072,035,294,248,960/19,010,099,830.40
  6. Step 6: Final answer
    x = 26,064,254,078.40

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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.