Home / 12,484,501,971.06-18,713,644,020.26-4,200,513,037.14

Finding the Fourth Proportional to 12,484,501,971.06, 18,713,644,020.26 and 4,200,513,037.14

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Solution

The fourth proportional to 12,484,501,971.06, 18,713,644,020.26 and 4,200,513,037.14 is: 6,296,358,946.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,484,501,971.06 : 18,713,644,020.26 = 4,200,513,037.14 : x
  2. Step 2: Convert to fraction form
    12,484,501,971.06/18,713,644,020.26 = 4,200,513,037.14/x
  3. Step 3: Cross multiply
    12,484,501,971.06x = 18,713,644,020.26 × 4,200,513,037.14
  4. Step 4: Simplify right side
    12,484,501,971.06x = 78,606,905,679,499,116,544
  5. Step 5: Solve for x
    x = 78,606,905,679,499,116,544/12,484,501,971.06
  6. Step 6: Final answer
    x = 6,296,358,946.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.