Home / 3,897,641,071.68-5,844,126,828.48-1,240,549,427.28

Finding the Fourth Proportional to 3,897,641,071.68, 5,844,126,828.48 and 1,240,549,427.28

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Solution

The fourth proportional to 3,897,641,071.68, 5,844,126,828.48 and 1,240,549,427.28 is: 1,860,081,022.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,897,641,071.68 : 5,844,126,828.48 = 1,240,549,427.28 : x
  2. Step 2: Convert to fraction form
    3,897,641,071.68/5,844,126,828.48 = 1,240,549,427.28/x
  3. Step 3: Cross multiply
    3,897,641,071.68x = 5,844,126,828.48 × 1,240,549,427.28
  4. Step 4: Simplify right side
    3,897,641,071.68x = 7,249,928,190,022,546,432
  5. Step 5: Solve for x
    x = 7,249,928,190,022,546,432/3,897,641,071.68
  6. Step 6: Final answer
    x = 1,860,081,022.52

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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.