Home / 30,395,882,417.18-45,584,644,143.70-9,142,689,118.05

Finding the Fourth Proportional to 30,395,882,417.18, 45,584,644,143.70 and 9,142,689,118.05

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Solution

The fourth proportional to 30,395,882,417.18, 45,584,644,143.70 and 9,142,689,118.05 is: 13,711,272,607.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,395,882,417.18 : 45,584,644,143.70 = 9,142,689,118.05 : x
  2. Step 2: Convert to fraction form
    30,395,882,417.18/45,584,644,143.70 = 9,142,689,118.05/x
  3. Step 3: Cross multiply
    30,395,882,417.18x = 45,584,644,143.70 × 9,142,689,118.05
  4. Step 4: Simplify right side
    30,395,882,417.18x = 416,766,229,962,769,498,112
  5. Step 5: Solve for x
    x = 416,766,229,962,769,498,112/30,395,882,417.18
  6. Step 6: Final answer
    x = 13,711,272,607.34

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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.