Home / 1,444,604,763.36-1,993,566,288.42-784,559,765.28

Finding the Fourth Proportional to 1,444,604,763.36, 1,993,566,288.42 and 784,559,765.28

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Solution

The fourth proportional to 1,444,604,763.36, 1,993,566,288.42 and 784,559,765.28 is: 1,082,698,838.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444,604,763.36 : 1,993,566,288.42 = 784,559,765.28 : x
  2. Step 2: Convert to fraction form
    1,444,604,763.36/1,993,566,288.42 = 784,559,765.28/x
  3. Step 3: Cross multiply
    1,444,604,763.36x = 1,993,566,288.42 × 784,559,765.28
  4. Step 4: Simplify right side
    1,444,604,763.36x = 1,564,071,899,312,915,968
  5. Step 5: Solve for x
    x = 1,564,071,899,312,915,968/1,444,604,763.36
  6. Step 6: Final answer
    x = 1,082,698,838.45

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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.