Home / 883,548,009.60-1,325,322,014.40-301,938,979.20

Finding the Fourth Proportional to 883,548,009.60, 1,325,322,014.40 and 301,938,979.20

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Solution

The fourth proportional to 883,548,009.60, 1,325,322,014.40 and 301,938,979.20 is: 452,908,468.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    883,548,009.60 : 1,325,322,014.40 = 301,938,979.20 : x
  2. Step 2: Convert to fraction form
    883,548,009.60/1,325,322,014.40 = 301,938,979.20/x
  3. Step 3: Cross multiply
    883,548,009.60x = 1,325,322,014.40 × 301,938,979.20
  4. Step 4: Simplify right side
    883,548,009.60x = 400,166,376,139,223,744
  5. Step 5: Solve for x
    x = 400,166,376,139,223,744/883,548,009.60
  6. Step 6: Final answer
    x = 452,908,468.80

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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.