Home / 53,775,179,990.82-74,216,255,752.73-30,606,026,859.42

Finding the Fourth Proportional to 53,775,179,990.82, 74,216,255,752.73 and 30,606,026,859.42

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Solution

The fourth proportional to 53,775,179,990.82, 74,216,255,752.73 and 30,606,026,859.42 is: 42,240,020,718.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,775,179,990.82 : 74,216,255,752.73 = 30,606,026,859.42 : x
  2. Step 2: Convert to fraction form
    53,775,179,990.82/74,216,255,752.73 = 30,606,026,859.42/x
  3. Step 3: Cross multiply
    53,775,179,990.82x = 74,216,255,752.73 × 30,606,026,859.42
  4. Step 4: Simplify right side
    53,775,179,990.82x = 2,271,464,716,973,485,588,480
  5. Step 5: Solve for x
    x = 2,271,464,716,973,485,588,480/53,775,179,990.82
  6. Step 6: Final answer
    x = 42,240,020,718.88

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1.5x scale

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.