Home / 19,166,425,138.26-28,749,599,153.64-18,000,087,892.44

Finding the Fourth Proportional to 19,166,425,138.26, 28,749,599,153.64 and 18,000,087,892.44

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Solution

The fourth proportional to 19,166,425,138.26, 28,749,599,153.64 and 18,000,087,892.44 is: 27,000,095,631.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166,425,138.26 : 28,749,599,153.64 = 18,000,087,892.44 : x
  2. Step 2: Convert to fraction form
    19,166,425,138.26/28,749,599,153.64 = 18,000,087,892.44/x
  3. Step 3: Cross multiply
    19,166,425,138.26x = 28,749,599,153.64 × 18,000,087,892.44
  4. Step 4: Simplify right side
    19,166,425,138.26x = 517,495,311,637,938,569,216
  5. Step 5: Solve for x
    x = 517,495,311,637,938,569,216/19,166,425,138.26
  6. Step 6: Final answer
    x = 27,000,095,631.03

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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.