Home / 306,110,698,889.40-459,166,048,334.10-286,274,769,852.60

Finding the Fourth Proportional to 306,110,698,889.40, 459,166,048,334.10 and 286,274,769,852.60

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Solution

The fourth proportional to 306,110,698,889.40, 459,166,048,334.10 and 286,274,769,852.60 is: 429,412,154,778.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,110,698,889.40 : 459,166,048,334.10 = 286,274,769,852.60 : x
  2. Step 2: Convert to fraction form
    306,110,698,889.40/459,166,048,334.10 = 286,274,769,852.60/x
  3. Step 3: Cross multiply
    306,110,698,889.40x = 459,166,048,334.10 × 286,274,769,852.60
  4. Step 4: Simplify right side
    306,110,698,889.40x = 131,447,654,810,972,258,828,288
  5. Step 5: Solve for x
    x = 131,447,654,810,972,258,828,288/306,110,698,889.40
  6. Step 6: Final answer
    x = 429,412,154,778.90

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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.