Home / 216,871,674.72-299,283,271.92-119,092,725.60

Finding the Fourth Proportional to 216,871,674.72, 299,283,271.92 and 119,092,725.60

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Solution

The fourth proportional to 216,871,674.72, 299,283,271.92 and 119,092,725.60 is: 164,348,159.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,871,674.72 : 299,283,271.92 = 119,092,725.60 : x
  2. Step 2: Convert to fraction form
    216,871,674.72/299,283,271.92 = 119,092,725.60/x
  3. Step 3: Cross multiply
    216,871,674.72x = 299,283,271.92 × 119,092,725.60
  4. Step 4: Simplify right side
    216,871,674.72x = 35,642,460,579,438,744
  5. Step 5: Solve for x
    x = 35,642,460,579,438,744/216,871,674.72
  6. Step 6: Final answer
    x = 164,348,159.46

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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.