Home / 805,717,115,412.52-1,111,987,121,807-458,571,801,096.05

Finding the Fourth Proportional to 805,717,115,412.52, 1,111,987,121,807 and 458,571,801,096.05

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Solution

The fourth proportional to 805,717,115,412.52, 1,111,987,121,807 and 458,571,801,096.05 is: 632,884,578,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,717,115,412.52 : 1,111,987,121,807 = 458,571,801,096.05 : x
  2. Step 2: Convert to fraction form
    805,717,115,412.52/1,111,987,121,807 = 458,571,801,096.05/x
  3. Step 3: Cross multiply
    805,717,115,412.52x = 1,111,987,121,807 × 458,571,801,096.05
  4. Step 4: Simplify right side
    805,717,115,412.52x = 509,925,937,242,648,690,556,928
  5. Step 5: Solve for x
    x = 509,925,937,242,648,690,556,928/805,717,115,412.52
  6. Step 6: Final answer
    x = 632,884,578,828.35

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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.