Home / 201,744,009.60-302,616,014.40-99,707,337.60

Finding the Fourth Proportional to 201,744,009.60, 302,616,014.40 and 99,707,337.60

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Solution

The fourth proportional to 201,744,009.60, 302,616,014.40 and 99,707,337.60 is: 149,561,006.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,744,009.60 : 302,616,014.40 = 99,707,337.60 : x
  2. Step 2: Convert to fraction form
    201,744,009.60/302,616,014.40 = 99,707,337.60/x
  3. Step 3: Cross multiply
    201,744,009.60x = 302,616,014.40 × 99,707,337.60
  4. Step 4: Simplify right side
    201,744,009.60x = 30,173,037,110,947,256
  5. Step 5: Solve for x
    x = 30,173,037,110,947,256/201,744,009.60
  6. Step 6: Final answer
    x = 149,561,006.40

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1.5x scale

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.