Home / 1,982,820,236,158.40-2,975,588,940,863.40-692,031,490,027.60

Finding the Fourth Proportional to 1,982,820,236,158.40, 2,975,588,940,863.40 and 692,031,490,027.60

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Solution

The fourth proportional to 1,982,820,236,158.40, 2,975,588,940,863.40 and 692,031,490,027.60 is: 1,038,521,400,429.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,982,820,236,158.40 : 2,975,588,940,863.40 = 692,031,490,027.60 : x
  2. Step 2: Convert to fraction form
    1,982,820,236,158.40/2,975,588,940,863.40 = 692,031,490,027.60/x
  3. Step 3: Cross multiply
    1,982,820,236,158.40x = 2,975,588,940,863.40 × 692,031,490,027.60
  4. Step 4: Simplify right side
    1,982,820,236,158.40x = 2,059,201,248,455,346,817,597,440
  5. Step 5: Solve for x
    x = 2,059,201,248,455,346,817,597,440/1,982,820,236,158.40
  6. Step 6: Final answer
    x = 1,038,521,400,429.59

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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.