Home / 3,210,382,312.47-4,814,418,167.73-1,111,288,383.81

Finding the Fourth Proportional to 3,210,382,312.47, 4,814,418,167.73 and 1,111,288,383.81

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Solution

The fourth proportional to 3,210,382,312.47, 4,814,418,167.73 and 1,111,288,383.81 is: 1,666,532,663.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,382,312.47 : 4,814,418,167.73 = 1,111,288,383.81 : x
  2. Step 2: Convert to fraction form
    3,210,382,312.47/4,814,418,167.73 = 1,111,288,383.81/x
  3. Step 3: Cross multiply
    3,210,382,312.47x = 4,814,418,167.73 × 1,111,288,383.81
  4. Step 4: Simplify right side
    3,210,382,312.47x = 5,350,206,984,602,172,416
  5. Step 5: Solve for x
    x = 5,350,206,984,602,172,416/3,210,382,312.47
  6. Step 6: Final answer
    x = 1,666,532,663.05

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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.