Home / 20,495,210,384.49-30,747,008,597.39-7,047,747,808.16

Finding the Fourth Proportional to 20,495,210,384.49, 30,747,008,597.39 and 7,047,747,808.16

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Solution

The fourth proportional to 20,495,210,384.49, 30,747,008,597.39 and 7,047,747,808.16 is: 10,573,063,578.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,495,210,384.49 : 30,747,008,597.39 = 7,047,747,808.16 : x
  2. Step 2: Convert to fraction form
    20,495,210,384.49/30,747,008,597.39 = 7,047,747,808.16/x
  3. Step 3: Cross multiply
    20,495,210,384.49x = 30,747,008,597.39 × 7,047,747,808.16
  4. Step 4: Simplify right side
    20,495,210,384.49x = 216,697,162,449,543,069,696
  5. Step 5: Solve for x
    x = 216,697,162,449,543,069,696/20,495,210,384.49
  6. Step 6: Final answer
    x = 10,573,063,578.48

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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.