Home / 12,411,639,620.69-17,128,426,064.03-6,773,218,900.34

Finding the Fourth Proportional to 12,411,639,620.69, 17,128,426,064.03 and 6,773,218,900.34

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Solution

The fourth proportional to 12,411,639,620.69, 17,128,426,064.03 and 6,773,218,900.34 is: 9,347,240,388.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,411,639,620.69 : 17,128,426,064.03 = 6,773,218,900.34 : x
  2. Step 2: Convert to fraction form
    12,411,639,620.69/17,128,426,064.03 = 6,773,218,900.34/x
  3. Step 3: Cross multiply
    12,411,639,620.69x = 17,128,426,064.03 × 6,773,218,900.34
  4. Step 4: Simplify right side
    12,411,639,620.69x = 116,014,579,149,844,758,528
  5. Step 5: Solve for x
    x = 116,014,579,149,844,758,528/12,411,639,620.69
  6. Step 6: Final answer
    x = 9,347,240,388.49

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Double scale
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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.