Home / 3,789,038,116.13-5,228,291,707.34-2,181,182,314.91

Finding the Fourth Proportional to 3,789,038,116.13, 5,228,291,707.34 and 2,181,182,314.91

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Solution

The fourth proportional to 3,789,038,116.13, 5,228,291,707.34 and 2,181,182,314.91 is: 3,009,697,200.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,789,038,116.13 : 5,228,291,707.34 = 2,181,182,314.91 : x
  2. Step 2: Convert to fraction form
    3,789,038,116.13/5,228,291,707.34 = 2,181,182,314.91/x
  3. Step 3: Cross multiply
    3,789,038,116.13x = 5,228,291,707.34 × 2,181,182,314.91
  4. Step 4: Simplify right side
    3,789,038,116.13x = 11,403,857,409,203,570,688
  5. Step 5: Solve for x
    x = 11,403,857,409,203,570,688/3,789,038,116.13
  6. Step 6: Final answer
    x = 3,009,697,200.11

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1.5x scale

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.