Home / 288,523,335,474.10-397,996,778,819.58-179,947,932,486.18

Finding the Fourth Proportional to 288,523,335,474.10, 397,996,778,819.58 and 179,947,932,486.18

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Solution

The fourth proportional to 288,523,335,474.10, 397,996,778,819.58 and 179,947,932,486.18 is: 248,224,974,132.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,523,335,474.10 : 397,996,778,819.58 = 179,947,932,486.18 : x
  2. Step 2: Convert to fraction form
    288,523,335,474.10/397,996,778,819.58 = 179,947,932,486.18/x
  3. Step 3: Cross multiply
    288,523,335,474.10x = 397,996,778,819.58 × 179,947,932,486.18
  4. Step 4: Simplify right side
    288,523,335,474.10x = 71,618,697,484,742,898,483,200
  5. Step 5: Solve for x
    x = 71,618,697,484,742,898,483,200/288,523,335,474.10
  6. Step 6: Final answer
    x = 248,224,974,132.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.