Home / 1,102,297,845.60-1,653,446,768.40-910,979,085.60

Finding the Fourth Proportional to 1,102,297,845.60, 1,653,446,768.40 and 910,979,085.60

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Solution

The fourth proportional to 1,102,297,845.60, 1,653,446,768.40 and 910,979,085.60 is: 1,366,468,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,297,845.60 : 1,653,446,768.40 = 910,979,085.60 : x
  2. Step 2: Convert to fraction form
    1,102,297,845.60/1,653,446,768.40 = 910,979,085.60/x
  3. Step 3: Cross multiply
    1,102,297,845.60x = 1,653,446,768.40 × 910,979,085.60
  4. Step 4: Simplify right side
    1,102,297,845.60x = 1,506,255,425,165,307,136
  5. Step 5: Solve for x
    x = 1,506,255,425,165,307,136/1,102,297,845.60
  6. Step 6: Final answer
    x = 1,366,468,628.40

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Double scale
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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.