Home / 213,143,570.34-294,426,018.19-160,617,321.93

Finding the Fourth Proportional to 213,143,570.34, 294,426,018.19 and 160,617,321.93

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Solution

The fourth proportional to 213,143,570.34, 294,426,018.19 and 160,617,321.93 is: 221,868,848.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,143,570.34 : 294,426,018.19 = 160,617,321.93 : x
  2. Step 2: Convert to fraction form
    213,143,570.34/294,426,018.19 = 160,617,321.93/x
  3. Step 3: Cross multiply
    213,143,570.34x = 294,426,018.19 × 160,617,321.93
  4. Step 4: Simplify right side
    213,143,570.34x = 47,289,918,549,496,144
  5. Step 5: Solve for x
    x = 47,289,918,549,496,144/213,143,570.34
  6. Step 6: Final answer
    x = 221,868,848.66

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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.