Home / 12,111,888,718.48-16,713,709,072.54-6,759,028,962.16

Finding the Fourth Proportional to 12,111,888,718.48, 16,713,709,072.54 and 6,759,028,962.16

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Solution

The fourth proportional to 12,111,888,718.48, 16,713,709,072.54 and 6,759,028,962.16 is: 9,327,070,807.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,111,888,718.48 : 16,713,709,072.54 = 6,759,028,962.16 : x
  2. Step 2: Convert to fraction form
    12,111,888,718.48/16,713,709,072.54 = 6,759,028,962.16/x
  3. Step 3: Cross multiply
    12,111,888,718.48x = 16,713,709,072.54 × 6,759,028,962.16
  4. Step 4: Simplify right side
    12,111,888,718.48x = 112,968,443,686,414,221,312
  5. Step 5: Solve for x
    x = 112,968,443,686,414,221,312/12,111,888,718.48
  6. Step 6: Final answer
    x = 9,327,070,807.22

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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.