Home / 500,559,986.20-750,910,838.10-155,477,630.20

Finding the Fourth Proportional to 500,559,986.20, 750,910,838.10 and 155,477,630.20

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Solution

The fourth proportional to 500,559,986.20, 750,910,838.10 and 155,477,630.20 is: 233,238,454.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,559,986.20 : 750,910,838.10 = 155,477,630.20 : x
  2. Step 2: Convert to fraction form
    500,559,986.20/750,910,838.10 = 155,477,630.20/x
  3. Step 3: Cross multiply
    500,559,986.20x = 750,910,838.10 × 155,477,630.20
  4. Step 4: Simplify right side
    500,559,986.20x = 116,749,837,599,283,872
  5. Step 5: Solve for x
    x = 116,749,837,599,283,872/500,559,986.20
  6. Step 6: Final answer
    x = 233,238,454.57

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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.