Home / 22,615,225,693.20-31,208,004,747.80-12,963,035,990.67

Finding the Fourth Proportional to 22,615,225,693.20, 31,208,004,747.80 and 12,963,035,990.67

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Solution

The fourth proportional to 22,615,225,693.20, 31,208,004,747.80 and 12,963,035,990.67 is: 17,888,412,622.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,615,225,693.20 : 31,208,004,747.80 = 12,963,035,990.67 : x
  2. Step 2: Convert to fraction form
    22,615,225,693.20/31,208,004,747.80 = 12,963,035,990.67/x
  3. Step 3: Cross multiply
    22,615,225,693.20x = 31,208,004,747.80 × 12,963,035,990.67
  4. Step 4: Simplify right side
    22,615,225,693.20x = 404,550,488,742,580,912,128
  5. Step 5: Solve for x
    x = 404,550,488,742,580,912,128/22,615,225,693.20
  6. Step 6: Final answer
    x = 17,888,412,622.13

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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.