Home / 392,238,628.80-541,249,251.30-241,507,348.80

Finding the Fourth Proportional to 392,238,628.80, 541,249,251.30 and 241,507,348.80

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Solution

The fourth proportional to 392,238,628.80, 541,249,251.30 and 241,507,348.80 is: 333,255,477.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,238,628.80 : 541,249,251.30 = 241,507,348.80 : x
  2. Step 2: Convert to fraction form
    392,238,628.80/541,249,251.30 = 241,507,348.80/x
  3. Step 3: Cross multiply
    392,238,628.80x = 541,249,251.30 × 241,507,348.80
  4. Step 4: Simplify right side
    392,238,628.80x = 130,715,671,721,447,952
  5. Step 5: Solve for x
    x = 130,715,671,721,447,952/392,238,628.80
  6. Step 6: Final answer
    x = 333,255,477.98

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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.