Home / 810,273,115.56-1,117,559,964.06-697,434,656.10

Finding the Fourth Proportional to 810,273,115.56, 1,117,559,964.06 and 697,434,656.10

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Solution

The fourth proportional to 810,273,115.56, 1,117,559,964.06 and 697,434,656.10 is: 961,928,804.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    810,273,115.56 : 1,117,559,964.06 = 697,434,656.10 : x
  2. Step 2: Convert to fraction form
    810,273,115.56/1,117,559,964.06 = 697,434,656.10/x
  3. Step 3: Cross multiply
    810,273,115.56x = 1,117,559,964.06 × 697,434,656.10
  4. Step 4: Simplify right side
    810,273,115.56x = 779,425,049,205,314,432
  5. Step 5: Solve for x
    x = 779,425,049,205,314,432/810,273,115.56
  6. Step 6: Final answer
    x = 961,928,804.30

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.