Home / 30,493,462,232.48-42,082,243,010.90-16,945,048,802.72

Finding the Fourth Proportional to 30,493,462,232.48, 42,082,243,010.90 and 16,945,048,802.72

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Solution

The fourth proportional to 30,493,462,232.48, 42,082,243,010.90 and 16,945,048,802.72 is: 23,384,870,373.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,493,462,232.48 : 42,082,243,010.90 = 16,945,048,802.72 : x
  2. Step 2: Convert to fraction form
    30,493,462,232.48/42,082,243,010.90 = 16,945,048,802.72/x
  3. Step 3: Cross multiply
    30,493,462,232.48x = 42,082,243,010.90 × 16,945,048,802.72
  4. Step 4: Simplify right side
    30,493,462,232.48x = 713,085,661,547,623,088,128
  5. Step 5: Solve for x
    x = 713,085,661,547,623,088,128/30,493,462,232.48
  6. Step 6: Final answer
    x = 23,384,870,373.56

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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.