Home / 161,316,701,005.32-222,646,195,119.28-96,215,306,051.16

Finding the Fourth Proportional to 161,316,701,005.32, 222,646,195,119.28 and 96,215,306,051.16

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Solution

The fourth proportional to 161,316,701,005.32, 222,646,195,119.28 and 96,215,306,051.16 is: 132,794,507,146.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,316,701,005.32 : 222,646,195,119.28 = 96,215,306,051.16 : x
  2. Step 2: Convert to fraction form
    161,316,701,005.32/222,646,195,119.28 = 96,215,306,051.16/x
  3. Step 3: Cross multiply
    161,316,701,005.32x = 222,646,195,119.28 × 96,215,306,051.16
  4. Step 4: Simplify right side
    161,316,701,005.32x = 21,421,971,804,527,813,197,824
  5. Step 5: Solve for x
    x = 21,421,971,804,527,813,197,824/161,316,701,005.32
  6. Step 6: Final answer
    x = 132,794,507,146.67

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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.