Home / 1,210,767,303.56-1,670,858,869.01-653,850,301.41

Finding the Fourth Proportional to 1,210,767,303.56, 1,670,858,869.01 and 653,850,301.41

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Solution

The fourth proportional to 1,210,767,303.56, 1,670,858,869.01 and 653,850,301.41 is: 902,313,410.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,767,303.56 : 1,670,858,869.01 = 653,850,301.41 : x
  2. Step 2: Convert to fraction form
    1,210,767,303.56/1,670,858,869.01 = 653,850,301.41/x
  3. Step 3: Cross multiply
    1,210,767,303.56x = 1,670,858,869.01 × 653,850,301.41
  4. Step 4: Simplify right side
    1,210,767,303.56x = 1,092,491,575,112,491,008
  5. Step 5: Solve for x
    x = 1,092,491,575,112,491,008/1,210,767,303.56
  6. Step 6: Final answer
    x = 902,313,410.60

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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.