Home / 1,982,820,236,161.80-2,975,588,940,868.60-692,031,490,030.96

Finding the Fourth Proportional to 1,982,820,236,161.80, 2,975,588,940,868.60 and 692,031,490,030.96

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Solution

The fourth proportional to 1,982,820,236,161.80, 2,975,588,940,868.60 and 692,031,490,030.96 is: 1,038,521,400,434.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,820,236,161.80 : 2,975,588,940,868.60 = 692,031,490,030.96 : x
  2. Step 2: Convert to fraction form
    1,982,820,236,161.80/2,975,588,940,868.60 = 692,031,490,030.96/x
  3. Step 3: Cross multiply
    1,982,820,236,161.80x = 2,975,588,940,868.60 × 692,031,490,030.96
  4. Step 4: Simplify right side
    1,982,820,236,161.80x = 2,059,201,248,468,943,341,879,296
  5. Step 5: Solve for x
    x = 2,059,201,248,468,943,341,879,296/1,982,820,236,161.80
  6. Step 6: Final answer
    x = 1,038,521,400,434.66

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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.