Home / 1,472,861,881,661-2,032,254,610,852.20-822,440,388,358.85

Finding the Fourth Proportional to 1,472,861,881,661, 2,032,254,610,852.20 and 822,440,388,358.85

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Solution

The fourth proportional to 1,472,861,881,661, 2,032,254,610,852.20 and 822,440,388,358.85 is: 1,134,803,128,660.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,472,861,881,661 : 2,032,254,610,852.20 = 822,440,388,358.85 : x
  2. Step 2: Convert to fraction form
    1,472,861,881,661/2,032,254,610,852.20 = 822,440,388,358.85/x
  3. Step 3: Cross multiply
    1,472,861,881,661x = 2,032,254,610,852.20 × 822,440,388,358.85
  4. Step 4: Simplify right side
    1,472,861,881,661x = 1,671,408,271,393,346,864,283,648
  5. Step 5: Solve for x
    x = 1,671,408,271,393,346,864,283,648/1,472,861,881,661
  6. Step 6: Final answer
    x = 1,134,803,128,660.26

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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.