Home / 201,584,048.60-302,376,072.90-99,547,376.60

Finding the Fourth Proportional to 201,584,048.60, 302,376,072.90 and 99,547,376.60

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Solution

The fourth proportional to 201,584,048.60, 302,376,072.90 and 99,547,376.60 is: 149,321,064.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,584,048.60 : 302,376,072.90 = 99,547,376.60 : x
  2. Step 2: Convert to fraction form
    201,584,048.60/302,376,072.90 = 99,547,376.60/x
  3. Step 3: Cross multiply
    201,584,048.60x = 302,376,072.90 × 99,547,376.60
  4. Step 4: Simplify right side
    201,584,048.60x = 30,100,744,803,805,348
  5. Step 5: Solve for x
    x = 30,100,744,803,805,348/201,584,048.60
  6. Step 6: Final answer
    x = 149,321,064.90

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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.