Home / 581,529,318.50-872,301,575.69-193,352,148.86

Finding the Fourth Proportional to 581,529,318.50, 872,301,575.69 and 193,352,148.86

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Solution

The fourth proportional to 581,529,318.50, 872,301,575.69 and 193,352,148.86 is: 290,030,749.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    581,529,318.50 : 872,301,575.69 = 193,352,148.86 : x
  2. Step 2: Convert to fraction form
    581,529,318.50/872,301,575.69 = 193,352,148.86/x
  3. Step 3: Cross multiply
    581,529,318.50x = 872,301,575.69 × 193,352,148.86
  4. Step 4: Simplify right side
    581,529,318.50x = 168,661,384,113,625,472
  5. Step 5: Solve for x
    x = 168,661,384,113,625,472/581,529,318.50
  6. Step 6: Final answer
    x = 290,030,749.52

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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.