Home / 30,292,221,068.20-45,438,331,602.30-20,180,546,305.30

Finding the Fourth Proportional to 30,292,221,068.20, 45,438,331,602.30 and 20,180,546,305.30

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Solution

The fourth proportional to 30,292,221,068.20, 45,438,331,602.30 and 20,180,546,305.30 is: 30,270,819,457.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,292,221,068.20 : 45,438,331,602.30 = 20,180,546,305.30 : x
  2. Step 2: Convert to fraction form
    30,292,221,068.20/45,438,331,602.30 = 20,180,546,305.30/x
  3. Step 3: Cross multiply
    30,292,221,068.20x = 45,438,331,602.30 × 20,180,546,305.30
  4. Step 4: Simplify right side
    30,292,221,068.20x = 916,970,354,935,791,484,928
  5. Step 5: Solve for x
    x = 916,970,354,935,791,484,928/30,292,221,068.20
  6. Step 6: Final answer
    x = 30,270,819,457.95

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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.