Home / 1,249,321,935.81-1,723,058,993.13-1,098,291,667.16

Finding the Fourth Proportional to 1,249,321,935.81, 1,723,058,993.13 and 1,098,291,667.16

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Solution

The fourth proportional to 1,249,321,935.81, 1,723,058,993.13 and 1,098,291,667.16 is: 1,514,758,750.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,249,321,935.81 : 1,723,058,993.13 = 1,098,291,667.16 : x
  2. Step 2: Convert to fraction form
    1,249,321,935.81/1,723,058,993.13 = 1,098,291,667.16/x
  3. Step 3: Cross multiply
    1,249,321,935.81x = 1,723,058,993.13 × 1,098,291,667.16
  4. Step 4: Simplify right side
    1,249,321,935.81x = 1,892,421,334,171,163,392
  5. Step 5: Solve for x
    x = 1,892,421,334,171,163,392/1,249,321,935.81
  6. Step 6: Final answer
    x = 1,514,758,750.27

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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.