Home / 290,463,114.60-435,106,806.30-180,952,151.40

Finding the Fourth Proportional to 290,463,114.60, 435,106,806.30 and 180,952,151.40

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Solution

The fourth proportional to 290,463,114.60, 435,106,806.30 and 180,952,151.40 is: 271,061,999.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,463,114.60 : 435,106,806.30 = 180,952,151.40 : x
  2. Step 2: Convert to fraction form
    290,463,114.60/435,106,806.30 = 180,952,151.40/x
  3. Step 3: Cross multiply
    290,463,114.60x = 435,106,806.30 × 180,952,151.40
  4. Step 4: Simplify right side
    290,463,114.60x = 78,733,512,688,768,080
  5. Step 5: Solve for x
    x = 78,733,512,688,768,080/290,463,114.60
  6. Step 6: Final answer
    x = 271,061,999.72

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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.