Home / 201,420,030.60-302,130,045.90-161,109,246.60

Finding the Fourth Proportional to 201,420,030.60, 302,130,045.90 and 161,109,246.60

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Solution

The fourth proportional to 201,420,030.60, 302,130,045.90 and 161,109,246.60 is: 241,663,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,420,030.60 : 302,130,045.90 = 161,109,246.60 : x
  2. Step 2: Convert to fraction form
    201,420,030.60/302,130,045.90 = 161,109,246.60/x
  3. Step 3: Cross multiply
    201,420,030.60x = 302,130,045.90 × 161,109,246.60
  4. Step 4: Simplify right side
    201,420,030.60x = 48,675,944,070,172,416
  5. Step 5: Solve for x
    x = 48,675,944,070,172,416/201,420,030.60
  6. Step 6: Final answer
    x = 241,663,869.90

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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.