Home / 318,251,752,312.36-439,189,202,061.62-181,074,575,222.10

Finding the Fourth Proportional to 318,251,752,312.36, 439,189,202,061.62 and 181,074,575,222.10

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Solution

The fourth proportional to 318,251,752,312.36, 439,189,202,061.62 and 181,074,575,222.10 is: 249,883,928,769.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,251,752,312.36 : 439,189,202,061.62 = 181,074,575,222.10 : x
  2. Step 2: Convert to fraction form
    318,251,752,312.36/439,189,202,061.62 = 181,074,575,222.10/x
  3. Step 3: Cross multiply
    318,251,752,312.36x = 439,189,202,061.62 × 181,074,575,222.10
  4. Step 4: Simplify right side
    318,251,752,312.36x = 79,525,998,205,440,880,541,696
  5. Step 5: Solve for x
    x = 79,525,998,205,440,880,541,696/318,251,752,312.36
  6. Step 6: Final answer
    x = 249,883,928,769.03

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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.