Home / 993,503,232,005.80-1,490,254,848,008.70-396,968,126,060.20

Finding the Fourth Proportional to 993,503,232,005.80, 1,490,254,848,008.70 and 396,968,126,060.20

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Solution

The fourth proportional to 993,503,232,005.80, 1,490,254,848,008.70 and 396,968,126,060.20 is: 595,452,189,090.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,503,232,005.80 : 1,490,254,848,008.70 = 396,968,126,060.20 : x
  2. Step 2: Convert to fraction form
    993,503,232,005.80/1,490,254,848,008.70 = 396,968,126,060.20/x
  3. Step 3: Cross multiply
    993,503,232,005.80x = 1,490,254,848,008.70 × 396,968,126,060.20
  4. Step 4: Simplify right side
    993,503,232,005.80x = 591,583,674,366,141,822,664,704
  5. Step 5: Solve for x
    x = 591,583,674,366,141,822,664,704/993,503,232,005.80
  6. Step 6: Final answer
    x = 595,452,189,090.30

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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.