Home / 1,720,806,028,421.70-2,374,920,554,316.40-979,393,128,055.73

Finding the Fourth Proportional to 1,720,806,028,421.70, 2,374,920,554,316.40 and 979,393,128,055.73

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Solution

The fourth proportional to 1,720,806,028,421.70, 2,374,920,554,316.40 and 979,393,128,055.73 is: 1,351,681,033,282.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,806,028,421.70 : 2,374,920,554,316.40 = 979,393,128,055.73 : x
  2. Step 2: Convert to fraction form
    1,720,806,028,421.70/2,374,920,554,316.40 = 979,393,128,055.73/x
  3. Step 3: Cross multiply
    1,720,806,028,421.70x = 2,374,920,554,316.40 × 979,393,128,055.73
  4. Step 4: Simplify right side
    1,720,806,028,421.70x = 2,325,980,870,575,787,199,168,512
  5. Step 5: Solve for x
    x = 2,325,980,870,575,787,199,168,512/1,720,806,028,421.70
  6. Step 6: Final answer
    x = 1,351,681,033,282.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.