Home / 1,626,773,757.19-2,244,790,918.29-912,338,314.54

Finding the Fourth Proportional to 1,626,773,757.19, 2,244,790,918.29 and 912,338,314.54

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Solution

The fourth proportional to 1,626,773,757.19, 2,244,790,918.29 and 912,338,314.54 is: 1,258,938,899.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,626,773,757.19 : 2,244,790,918.29 = 912,338,314.54 : x
  2. Step 2: Convert to fraction form
    1,626,773,757.19/2,244,790,918.29 = 912,338,314.54/x
  3. Step 3: Cross multiply
    1,626,773,757.19x = 2,244,790,918.29 × 912,338,314.54
  4. Step 4: Simplify right side
    1,626,773,757.19x = 2,048,008,762,885,161,472
  5. Step 5: Solve for x
    x = 2,048,008,762,885,161,472/1,626,773,757.19
  6. Step 6: Final answer
    x = 1,258,938,899.05

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Double scale
Find fourth proportional to 1,626,773,758.19, 2,244,790,919.67 and 912,338,315.54
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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.