Home / 299,217,857.55-448,871,663.75-105,095,057.55

Finding the Fourth Proportional to 299,217,857.55, 448,871,663.75 and 105,095,057.55

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Solution

The fourth proportional to 299,217,857.55, 448,871,663.75 and 105,095,057.55 is: 157,658,348.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,217,857.55 : 448,871,663.75 = 105,095,057.55 : x
  2. Step 2: Convert to fraction form
    299,217,857.55/448,871,663.75 = 105,095,057.55/x
  3. Step 3: Cross multiply
    299,217,857.55x = 448,871,663.75 × 105,095,057.55
  4. Step 4: Simplify right side
    299,217,857.55x = 47,174,193,333,845,024
  5. Step 5: Solve for x
    x = 47,174,193,333,845,024/299,217,857.55
  6. Step 6: Final answer
    x = 157,658,348.74

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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.