Home / 1,126,604,122.02-1,554,508,118.23-650,120,662.94

Finding the Fourth Proportional to 1,126,604,122.02, 1,554,508,118.23 and 650,120,662.94

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Solution

The fourth proportional to 1,126,604,122.02, 1,554,508,118.23 and 650,120,662.94 is: 897,047,888.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,126,604,122.02 : 1,554,508,118.23 = 650,120,662.94 : x
  2. Step 2: Convert to fraction form
    1,126,604,122.02/1,554,508,118.23 = 650,120,662.94/x
  3. Step 3: Cross multiply
    1,126,604,122.02x = 1,554,508,118.23 × 650,120,662.94
  4. Step 4: Simplify right side
    1,126,604,122.02x = 1,010,617,848,371,560,448
  5. Step 5: Solve for x
    x = 1,010,617,848,371,560,448/1,126,604,122.02
  6. Step 6: Final answer
    x = 897,047,888.09

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Double scale
Find fourth proportional to 1,126,604,123.02, 1,554,508,119.61 and 650,120,663.94
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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.