Home / 20,360,708,440.76-30,542,209,798.32-6,196,134,851.48

Finding the Fourth Proportional to 20,360,708,440.76, 30,542,209,798.32 and 6,196,134,851.48

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Solution

The fourth proportional to 20,360,708,440.76, 30,542,209,798.32 and 6,196,134,851.48 is: 9,294,551,371.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,360,708,440.76 : 30,542,209,798.32 = 6,196,134,851.48 : x
  2. Step 2: Convert to fraction form
    20,360,708,440.76/30,542,209,798.32 = 6,196,134,851.48/x
  3. Step 3: Cross multiply
    20,360,708,440.76x = 30,542,209,798.32 × 6,196,134,851.48
  4. Step 4: Simplify right side
    20,360,708,440.76x = 189,243,650,572,584,484,864
  5. Step 5: Solve for x
    x = 189,243,650,572,584,484,864/20,360,708,440.76
  6. Step 6: Final answer
    x = 9,294,551,371.98

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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.