Home / 1,078,463,929.70-1,617,695,894.55-619,298,905.70

Finding the Fourth Proportional to 1,078,463,929.70, 1,617,695,894.55 and 619,298,905.70

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Solution

The fourth proportional to 1,078,463,929.70, 1,617,695,894.55 and 619,298,905.70 is: 928,948,358.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,463,929.70 : 1,617,695,894.55 = 619,298,905.70 : x
  2. Step 2: Convert to fraction form
    1,078,463,929.70/1,617,695,894.55 = 619,298,905.70/x
  3. Step 3: Cross multiply
    1,078,463,929.70x = 1,617,695,894.55 × 619,298,905.70
  4. Step 4: Simplify right side
    1,078,463,929.70x = 1,001,837,297,250,197,632
  5. Step 5: Solve for x
    x = 1,001,837,297,250,197,632/1,078,463,929.70
  6. Step 6: Final answer
    x = 928,948,358.55

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Double scale
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Similar ratio
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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.