Home / 258,609,493,501.11-356,829,341,653.04-144,406,542,688.11

Finding the Fourth Proportional to 258,609,493,501.11, 356,829,341,653.04 and 144,406,542,688.11

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Solution

The fourth proportional to 258,609,493,501.11, 356,829,341,653.04 and 144,406,542,688.11 is: 199,252,126,672.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,609,493,501.11 : 356,829,341,653.04 = 144,406,542,688.11 : x
  2. Step 2: Convert to fraction form
    258,609,493,501.11/356,829,341,653.04 = 144,406,542,688.11/x
  3. Step 3: Cross multiply
    258,609,493,501.11x = 356,829,341,653.04 × 144,406,542,688.11
  4. Step 4: Simplify right side
    258,609,493,501.11x = 51,528,491,557,789,896,802,304
  5. Step 5: Solve for x
    x = 51,528,491,557,789,896,802,304/258,609,493,501.11
  6. Step 6: Final answer
    x = 199,252,126,672.48

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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.