Home / 741,485,679.40-1,112,228,519.10-569,828,924.20

Finding the Fourth Proportional to 741,485,679.40, 1,112,228,519.10 and 569,828,924.20

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Solution

The fourth proportional to 741,485,679.40, 1,112,228,519.10 and 569,828,924.20 is: 854,743,386.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,485,679.40 : 1,112,228,519.10 = 569,828,924.20 : x
  2. Step 2: Convert to fraction form
    741,485,679.40/1,112,228,519.10 = 569,828,924.20/x
  3. Step 3: Cross multiply
    741,485,679.40x = 1,112,228,519.10 × 569,828,924.20
  4. Step 4: Simplify right side
    741,485,679.40x = 633,779,980,503,312,128
  5. Step 5: Solve for x
    x = 633,779,980,503,312,128/741,485,679.40
  6. Step 6: Final answer
    x = 854,743,386.30

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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.