Home / 1,353,228,353.59-1,867,421,795.61-750,395,645.59

Finding the Fourth Proportional to 1,353,228,353.59, 1,867,421,795.61 and 750,395,645.59

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Solution

The fourth proportional to 1,353,228,353.59, 1,867,421,795.61 and 750,395,645.59 is: 1,035,527,507.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,353,228,353.59 : 1,867,421,795.61 = 750,395,645.59 : x
  2. Step 2: Convert to fraction form
    1,353,228,353.59/1,867,421,795.61 = 750,395,645.59/x
  3. Step 3: Cross multiply
    1,353,228,353.59x = 1,867,421,795.61 × 750,395,645.59
  4. Step 4: Simplify right side
    1,353,228,353.59x = 1,401,305,183,896,265,984
  5. Step 5: Solve for x
    x = 1,401,305,183,896,265,984/1,353,228,353.59
  6. Step 6: Final answer
    x = 1,035,527,507.37

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Double scale
Find fourth proportional to 1,353,228,354.59, 1,867,421,796.99 and 750,395,646.59
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1.5x scale

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.