Home / 785,566,740.36-1,177,016,664.33-474,019,750.92

Finding the Fourth Proportional to 785,566,740.36, 1,177,016,664.33 and 474,019,750.92

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Solution

The fourth proportional to 785,566,740.36, 1,177,016,664.33 and 474,019,750.92 is: 710,225,010.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,566,740.36 : 1,177,016,664.33 = 474,019,750.92 : x
  2. Step 2: Convert to fraction form
    785,566,740.36/1,177,016,664.33 = 474,019,750.92/x
  3. Step 3: Cross multiply
    785,566,740.36x = 1,177,016,664.33 × 474,019,750.92
  4. Step 4: Simplify right side
    785,566,740.36x = 557,929,146,054,395,840
  5. Step 5: Solve for x
    x = 557,929,146,054,395,840/785,566,740.36
  6. Step 6: Final answer
    x = 710,225,010.03

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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.