Home / 201,074,620.40-301,611,930.60-124,547,116.40

Finding the Fourth Proportional to 201,074,620.40, 301,611,930.60 and 124,547,116.40

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Solution

The fourth proportional to 201,074,620.40, 301,611,930.60 and 124,547,116.40 is: 186,820,674.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,074,620.40 : 301,611,930.60 = 124,547,116.40 : x
  2. Step 2: Convert to fraction form
    201,074,620.40/301,611,930.60 = 124,547,116.40/x
  3. Step 3: Cross multiply
    201,074,620.40x = 301,611,930.60 × 124,547,116.40
  4. Step 4: Simplify right side
    201,074,620.40x = 37,564,896,228,066,928
  5. Step 5: Solve for x
    x = 37,564,896,228,066,928/201,074,620.40
  6. Step 6: Final answer
    x = 186,820,674.60

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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.