Home / 21,529,613,225.23-29,710,762,660.53-11,884,258,824.38

Finding the Fourth Proportional to 21,529,613,225.23, 29,710,762,660.53 and 11,884,258,824.38

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Solution

The fourth proportional to 21,529,613,225.23, 29,710,762,660.53 and 11,884,258,824.38 is: 16,400,219,996.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,529,613,225.23 : 29,710,762,660.53 = 11,884,258,824.38 : x
  2. Step 2: Convert to fraction form
    21,529,613,225.23/29,710,762,660.53 = 11,884,258,824.38/x
  3. Step 3: Cross multiply
    21,529,613,225.23x = 29,710,762,660.53 × 11,884,258,824.38
  4. Step 4: Simplify right side
    21,529,613,225.23x = 353,090,393,327,374,368,768
  5. Step 5: Solve for x
    x = 353,090,393,327,374,368,768/21,529,613,225.23
  6. Step 6: Final answer
    x = 16,400,219,996.23

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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.