Home / 910,091,380.60-1,365,137,070.90-901,021,454.20

Finding the Fourth Proportional to 910,091,380.60, 1,365,137,070.90 and 901,021,454.20

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Solution

The fourth proportional to 910,091,380.60, 1,365,137,070.90 and 901,021,454.20 is: 1,351,532,181.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    910,091,380.60 : 1,365,137,070.90 = 901,021,454.20 : x
  2. Step 2: Convert to fraction form
    910,091,380.60/1,365,137,070.90 = 901,021,454.20/x
  3. Step 3: Cross multiply
    910,091,380.60x = 1,365,137,070.90 × 901,021,454.20
  4. Step 4: Simplify right side
    910,091,380.60x = 1,230,017,788,804,646,656
  5. Step 5: Solve for x
    x = 1,230,017,788,804,646,656/910,091,380.60
  6. Step 6: Final answer
    x = 1,351,532,181.30

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1.5x scale

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.