Home / 1,485,163,634,682.10-2,227,742,671,258-465,359,239,489.78

Finding the Fourth Proportional to 1,485,163,634,682.10, 2,227,742,671,258 and 465,359,239,489.78

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Solution

The fourth proportional to 1,485,163,634,682.10, 2,227,742,671,258 and 465,359,239,489.78 is: 698,037,987,913.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,163,634,682.10 : 2,227,742,671,258 = 465,359,239,489.78 : x
  2. Step 2: Convert to fraction form
    1,485,163,634,682.10/2,227,742,671,258 = 465,359,239,489.78/x
  3. Step 3: Cross multiply
    1,485,163,634,682.10x = 2,227,742,671,258 × 465,359,239,489.78
  4. Step 4: Simplify right side
    1,485,163,634,682.10x = 1,036,700,635,275,553,872,543,744
  5. Step 5: Solve for x
    x = 1,036,700,635,275,553,872,543,744/1,485,163,634,682.10
  6. Step 6: Final answer
    x = 698,037,987,913.34

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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.