Home / 384,984,788,446.68-531,334,256,109.03-230,666,562,248.28

Finding the Fourth Proportional to 384,984,788,446.68, 531,334,256,109.03 and 230,666,562,248.28

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Solution

The fourth proportional to 384,984,788,446.68, 531,334,256,109.03 and 230,666,562,248.28 is: 318,352,958,193.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,984,788,446.68 : 531,334,256,109.03 = 230,666,562,248.28 : x
  2. Step 2: Convert to fraction form
    384,984,788,446.68/531,334,256,109.03 = 230,666,562,248.28/x
  3. Step 3: Cross multiply
    384,984,788,446.68x = 531,334,256,109.03 × 230,666,562,248.28
  4. Step 4: Simplify right side
    384,984,788,446.68x = 122,561,046,261,417,126,133,760
  5. Step 5: Solve for x
    x = 122,561,046,261,417,126,133,760/384,984,788,446.68
  6. Step 6: Final answer
    x = 318,352,958,193.29

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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.