Home / 1,537,780,248,105.10-2,121,941,693,885.40-843,138,012,210.85

Finding the Fourth Proportional to 1,537,780,248,105.10, 2,121,941,693,885.40 and 843,138,012,210.85

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Solution

The fourth proportional to 1,537,780,248,105.10, 2,121,941,693,885.40 and 843,138,012,210.85 is: 1,163,423,515,170.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,537,780,248,105.10 : 2,121,941,693,885.40 = 843,138,012,210.85 : x
  2. Step 2: Convert to fraction form
    1,537,780,248,105.10/2,121,941,693,885.40 = 843,138,012,210.85/x
  3. Step 3: Cross multiply
    1,537,780,248,105.10x = 2,121,941,693,885.40 × 843,138,012,210.85
  4. Step 4: Simplify right side
    1,537,780,248,105.10x = 1,789,089,701,809,859,948,707,840
  5. Step 5: Solve for x
    x = 1,789,089,701,809,859,948,707,840/1,537,780,248,105.10
  6. Step 6: Final answer
    x = 1,163,423,515,170.28

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Double scale
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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.