Home / 201,432,032.40-302,148,048.60-55,865,312.40

Finding the Fourth Proportional to 201,432,032.40, 302,148,048.60 and 55,865,312.40

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Solution

The fourth proportional to 201,432,032.40, 302,148,048.60 and 55,865,312.40 is: 83,797,968.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,432,032.40 : 302,148,048.60 = 55,865,312.40 : x
  2. Step 2: Convert to fraction form
    201,432,032.40/302,148,048.60 = 55,865,312.40/x
  3. Step 3: Cross multiply
    201,432,032.40x = 302,148,048.60 × 55,865,312.40
  4. Step 4: Simplify right side
    201,432,032.40x = 16,879,595,126,089,384
  5. Step 5: Solve for x
    x = 16,879,595,126,089,384/201,432,032.40
  6. Step 6: Final answer
    x = 83,797,968.60

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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.