Home / 40,320,666,886.77-55,642,525,750.04-22,256,186,507.64

Finding the Fourth Proportional to 40,320,666,886.77, 55,642,525,750.04 and 22,256,186,507.64

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Solution

The fourth proportional to 40,320,666,886.77, 55,642,525,750.04 and 22,256,186,507.64 is: 30,713,540,386.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,320,666,886.77 : 55,642,525,750.04 = 22,256,186,507.64 : x
  2. Step 2: Convert to fraction form
    40,320,666,886.77/55,642,525,750.04 = 22,256,186,507.64/x
  3. Step 3: Cross multiply
    40,320,666,886.77x = 55,642,525,750.04 × 22,256,186,507.64
  4. Step 4: Simplify right side
    40,320,666,886.77x = 1,238,390,430,849,095,958,528
  5. Step 5: Solve for x
    x = 1,238,390,430,849,095,958,528/40,320,666,886.77
  6. Step 6: Final answer
    x = 30,713,540,386.79

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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.