Home / 30,292,153,265.80-45,438,229,898.70-13,762,212,401.80

Finding the Fourth Proportional to 30,292,153,265.80, 45,438,229,898.70 and 13,762,212,401.80

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Solution

The fourth proportional to 30,292,153,265.80, 45,438,229,898.70 and 13,762,212,401.80 is: 20,643,318,602.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,292,153,265.80 : 45,438,229,898.70 = 13,762,212,401.80 : x
  2. Step 2: Convert to fraction form
    30,292,153,265.80/45,438,229,898.70 = 13,762,212,401.80/x
  3. Step 3: Cross multiply
    30,292,153,265.80x = 45,438,229,898.70 × 13,762,212,401.80
  4. Step 4: Simplify right side
    30,292,153,265.80x = 625,330,571,027,728,564,224
  5. Step 5: Solve for x
    x = 625,330,571,027,728,564,224/30,292,153,265.80
  6. Step 6: Final answer
    x = 20,643,318,602.70

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Double scale
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1.5x scale

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.