Home / 581,529,345.16-872,301,615.78-193,352,175.64

Finding the Fourth Proportional to 581,529,345.16, 872,301,615.78 and 193,352,175.64

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Solution

The fourth proportional to 581,529,345.16, 872,301,615.78 and 193,352,175.64 is: 290,030,789.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,529,345.16 : 872,301,615.78 = 193,352,175.64 : x
  2. Step 2: Convert to fraction form
    581,529,345.16/872,301,615.78 = 193,352,175.64/x
  3. Step 3: Cross multiply
    581,529,345.16x = 872,301,615.78 × 193,352,175.64
  4. Step 4: Simplify right side
    581,529,345.16x = 168,661,415,225,350,336
  5. Step 5: Solve for x
    x = 168,661,415,225,350,336/581,529,345.16
  6. Step 6: Final answer
    x = 290,030,789.73

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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.