Home / 1,821,695,975,851.20-2,731,993,816,053.60-547,942,636,983.84

Finding the Fourth Proportional to 1,821,695,975,851.20, 2,731,993,816,053.60 and 547,942,636,983.84

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Solution

The fourth proportional to 1,821,695,975,851.20, 2,731,993,816,053.60 and 547,942,636,983.84 is: 821,748,478,141.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,695,975,851.20 : 2,731,993,816,053.60 = 547,942,636,983.84 : x
  2. Step 2: Convert to fraction form
    1,821,695,975,851.20/2,731,993,816,053.60 = 547,942,636,983.84/x
  3. Step 3: Cross multiply
    1,821,695,975,851.20x = 2,731,993,816,053.60 × 547,942,636,983.84
  4. Step 4: Simplify right side
    1,821,695,975,851.20x = 1,496,975,895,791,953,602,674,688
  5. Step 5: Solve for x
    x = 1,496,975,895,791,953,602,674,688/1,821,695,975,851.20
  6. Step 6: Final answer
    x = 821,748,478,141.36

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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.