Home / 998,012,703.10-1,497,019,054.65-445,314,063.10

Finding the Fourth Proportional to 998,012,703.10, 1,497,019,054.65 and 445,314,063.10

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Solution

The fourth proportional to 998,012,703.10, 1,497,019,054.65 and 445,314,063.10 is: 667,971,094.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    998,012,703.10 : 1,497,019,054.65 = 445,314,063.10 : x
  2. Step 2: Convert to fraction form
    998,012,703.10/1,497,019,054.65 = 445,314,063.10/x
  3. Step 3: Cross multiply
    998,012,703.10x = 1,497,019,054.65 × 445,314,063.10
  4. Step 4: Simplify right side
    998,012,703.10x = 666,643,637,764,312,576
  5. Step 5: Solve for x
    x = 666,643,637,764,312,576/998,012,703.10
  6. Step 6: Final answer
    x = 667,971,094.65

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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.