Home / 20,495,210,384.90-30,747,008,597.94-7,047,747,808.54

Finding the Fourth Proportional to 20,495,210,384.90, 30,747,008,597.94 and 7,047,747,808.54

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Solution

The fourth proportional to 20,495,210,384.90, 30,747,008,597.94 and 7,047,747,808.54 is: 10,573,063,579.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,495,210,384.90 : 30,747,008,597.94 = 7,047,747,808.54 : x
  2. Step 2: Convert to fraction form
    20,495,210,384.90/30,747,008,597.94 = 7,047,747,808.54/x
  3. Step 3: Cross multiply
    20,495,210,384.90x = 30,747,008,597.94 × 7,047,747,808.54
  4. Step 4: Simplify right side
    20,495,210,384.90x = 216,697,162,465,212,235,776
  5. Step 5: Solve for x
    x = 216,697,162,465,212,235,776/20,495,210,384.90
  6. Step 6: Final answer
    x = 10,573,063,579.03

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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.