Home / 288,868,466,907.56-433,231,097,353.28-97,636,253,143.12

Finding the Fourth Proportional to 288,868,466,907.56, 433,231,097,353.28 and 97,636,253,143.12

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Solution

The fourth proportional to 288,868,466,907.56, 433,231,097,353.28 and 97,636,253,143.12 is: 146,430,178,217.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,868,466,907.56 : 433,231,097,353.28 = 97,636,253,143.12 : x
  2. Step 2: Convert to fraction form
    288,868,466,907.56/433,231,097,353.28 = 97,636,253,143.12/x
  3. Step 3: Cross multiply
    288,868,466,907.56x = 433,231,097,353.28 × 97,636,253,143.12
  4. Step 4: Simplify right side
    288,868,466,907.56x = 42,299,061,090,656,511,328,256
  5. Step 5: Solve for x
    x = 42,299,061,090,656,511,328,256/288,868,466,907.56
  6. Step 6: Final answer
    x = 146,430,178,217.38

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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.