Home / 16,796,225,643.60-25,194,338,465.40-12,442,660,971.60

Finding the Fourth Proportional to 16,796,225,643.60, 25,194,338,465.40 and 12,442,660,971.60

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Solution

The fourth proportional to 16,796,225,643.60, 25,194,338,465.40 and 12,442,660,971.60 is: 18,663,991,457.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,796,225,643.60 : 25,194,338,465.40 = 12,442,660,971.60 : x
  2. Step 2: Convert to fraction form
    16,796,225,643.60/25,194,338,465.40 = 12,442,660,971.60/x
  3. Step 3: Cross multiply
    16,796,225,643.60x = 25,194,338,465.40 × 12,442,660,971.60
  4. Step 4: Simplify right side
    16,796,225,643.60x = 313,484,611,928,713,265,152
  5. Step 5: Solve for x
    x = 313,484,611,928,713,265,152/16,796,225,643.60
  6. Step 6: Final answer
    x = 18,663,991,457.40

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Double scale
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Similar ratio
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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.