Home / 3,078,237,602.12-4,247,854,085.94-1,668,511,297.40

Finding the Fourth Proportional to 3,078,237,602.12, 4,247,854,085.94 and 1,668,511,297.40

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Solution

The fourth proportional to 3,078,237,602.12, 4,247,854,085.94 and 1,668,511,297.40 is: 2,302,483,904.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,237,602.12 : 4,247,854,085.94 = 1,668,511,297.40 : x
  2. Step 2: Convert to fraction form
    3,078,237,602.12/4,247,854,085.94 = 1,668,511,297.40/x
  3. Step 3: Cross multiply
    3,078,237,602.12x = 4,247,854,085.94 × 1,668,511,297.40
  4. Step 4: Simplify right side
    3,078,237,602.12x = 7,087,592,532,097,641,472
  5. Step 5: Solve for x
    x = 7,087,592,532,097,641,472/3,078,237,602.12
  6. Step 6: Final answer
    x = 2,302,483,904.17

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.