Home / 1,174,379,535.18-1,619,139,316.98-961,903,616.90

Finding the Fourth Proportional to 1,174,379,535.18, 1,619,139,316.98 and 961,903,616.90

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Solution

The fourth proportional to 1,174,379,535.18, 1,619,139,316.98 and 961,903,616.90 is: 1,326,194,742.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,379,535.18 : 1,619,139,316.98 = 961,903,616.90 : x
  2. Step 2: Convert to fraction form
    1,174,379,535.18/1,619,139,316.98 = 961,903,616.90/x
  3. Step 3: Cross multiply
    1,174,379,535.18x = 1,619,139,316.98 × 961,903,616.90
  4. Step 4: Simplify right side
    1,174,379,535.18x = 1,557,455,965,263,617,024
  5. Step 5: Solve for x
    x = 1,557,455,965,263,617,024/1,174,379,535.18
  6. Step 6: Final answer
    x = 1,326,194,742.51

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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.