Home / 1,230,092,748.40-1,697,526,887.39-694,357,204.54

Finding the Fourth Proportional to 1,230,092,748.40, 1,697,526,887.39 and 694,357,204.54

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Solution

The fourth proportional to 1,230,092,748.40, 1,697,526,887.39 and 694,357,204.54 is: 958,212,318.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,230,092,748.40 : 1,697,526,887.39 = 694,357,204.54 : x
  2. Step 2: Convert to fraction form
    1,230,092,748.40/1,697,526,887.39 = 694,357,204.54/x
  3. Step 3: Cross multiply
    1,230,092,748.40x = 1,697,526,887.39 × 694,357,204.54
  4. Step 4: Simplify right side
    1,230,092,748.40x = 1,178,690,024,159,607,808
  5. Step 5: Solve for x
    x = 1,178,690,024,159,607,808/1,230,092,748.40
  6. Step 6: Final answer
    x = 958,212,318.29

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Double scale
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1.5x scale

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.