Home / 1,210,825,773,593.80-1,670,152,241,525.10-776,590,361,254.20

Finding the Fourth Proportional to 1,210,825,773,593.80, 1,670,152,241,525.10 and 776,590,361,254.20

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Solution

The fourth proportional to 1,210,825,773,593.80, 1,670,152,241,525.10 and 776,590,361,254.20 is: 1,071,189,729,258.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,210,825,773,593.80 : 1,670,152,241,525.10 = 776,590,361,254.20 : x
  2. Step 2: Convert to fraction form
    1,210,825,773,593.80/1,670,152,241,525.10 = 776,590,361,254.20/x
  3. Step 3: Cross multiply
    1,210,825,773,593.80x = 1,670,152,241,525.10 × 776,590,361,254.20
  4. Step 4: Simplify right side
    1,210,825,773,593.80x = 1,297,024,132,595,489,425,063,936
  5. Step 5: Solve for x
    x = 1,297,024,132,595,489,425,063,936/1,210,825,773,593.80
  6. Step 6: Final answer
    x = 1,071,189,729,258.77

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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.