Home / 539,317,478.58-744,046,360.03-313,217,973.46

Finding the Fourth Proportional to 539,317,478.58, 744,046,360.03 and 313,217,973.46

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Solution

The fourth proportional to 539,317,478.58, 744,046,360.03 and 313,217,973.46 is: 432,117,819.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,317,478.58 : 744,046,360.03 = 313,217,973.46 : x
  2. Step 2: Convert to fraction form
    539,317,478.58/744,046,360.03 = 313,217,973.46/x
  3. Step 3: Cross multiply
    539,317,478.58x = 744,046,360.03 × 313,217,973.46
  4. Step 4: Simplify right side
    539,317,478.58x = 233,048,693,048,886,112
  5. Step 5: Solve for x
    x = 233,048,693,048,886,112/539,317,478.58
  6. Step 6: Final answer
    x = 432,117,819.85

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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.