Home / 328,087,054.47-452,546,800.20-210,426,017.07

Finding the Fourth Proportional to 328,087,054.47, 452,546,800.20 and 210,426,017.07

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Solution

The fourth proportional to 328,087,054.47, 452,546,800.20 and 210,426,017.07 is: 290,251,076.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,087,054.47 : 452,546,800.20 = 210,426,017.07 : x
  2. Step 2: Convert to fraction form
    328,087,054.47/452,546,800.20 = 210,426,017.07/x
  3. Step 3: Cross multiply
    328,087,054.47x = 452,546,800.20 × 210,426,017.07
  4. Step 4: Simplify right side
    328,087,054.47x = 95,227,620,703,859,072
  5. Step 5: Solve for x
    x = 95,227,620,703,859,072/328,087,054.47
  6. Step 6: Final answer
    x = 290,251,076.37

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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.