Home / 1,610,931,716.50-2,416,761,137.79-490,555,598.84

Finding the Fourth Proportional to 1,610,931,716.50, 2,416,761,137.79 and 490,555,598.84

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Solution

The fourth proportional to 1,610,931,716.50, 2,416,761,137.79 and 490,555,598.84 is: 735,944,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,931,716.50 : 2,416,761,137.79 = 490,555,598.84 : x
  2. Step 2: Convert to fraction form
    1,610,931,716.50/2,416,761,137.79 = 490,555,598.84/x
  3. Step 3: Cross multiply
    1,610,931,716.50x = 2,416,761,137.79 × 490,555,598.84
  4. Step 4: Simplify right side
    1,610,931,716.50x = 1,185,555,707,191,019,264
  5. Step 5: Solve for x
    x = 1,185,555,707,191,019,264/1,610,931,716.50
  6. Step 6: Final answer
    x = 735,944,109.27

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Double scale
Find fourth proportional to 1,610,931,717.50, 2,416,761,139.29 and 490,555,599.84
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.