Home / 201,218,021.40-301,827,032.10-160,907,237.40

Finding the Fourth Proportional to 201,218,021.40, 301,827,032.10 and 160,907,237.40

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Solution

The fourth proportional to 201,218,021.40, 301,827,032.10 and 160,907,237.40 is: 241,360,856.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,218,021.40 : 301,827,032.10 = 160,907,237.40 : x
  2. Step 2: Convert to fraction form
    201,218,021.40/301,827,032.10 = 160,907,237.40/x
  3. Step 3: Cross multiply
    201,218,021.40x = 301,827,032.10 × 160,907,237.40
  4. Step 4: Simplify right side
    201,218,021.40x = 48,566,153,907,852,128
  5. Step 5: Solve for x
    x = 48,566,153,907,852,128/201,218,021.40
  6. Step 6: Final answer
    x = 241,360,856.10

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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.