Home / 366,439,368.30-549,659,052.45-309,043,740.30

Finding the Fourth Proportional to 366,439,368.30, 549,659,052.45 and 309,043,740.30

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Solution

The fourth proportional to 366,439,368.30, 549,659,052.45 and 309,043,740.30 is: 463,565,610.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,439,368.30 : 549,659,052.45 = 309,043,740.30 : x
  2. Step 2: Convert to fraction form
    366,439,368.30/549,659,052.45 = 309,043,740.30/x
  3. Step 3: Cross multiply
    366,439,368.30x = 549,659,052.45 × 309,043,740.30
  4. Step 4: Simplify right side
    366,439,368.30x = 169,868,689,458,901,888
  5. Step 5: Solve for x
    x = 169,868,689,458,901,888/366,439,368.30
  6. Step 6: Final answer
    x = 463,565,610.45

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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.