Home / 654,816,176.40-982,224,264.60-448,191,915.60

Finding the Fourth Proportional to 654,816,176.40, 982,224,264.60 and 448,191,915.60

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Solution

The fourth proportional to 654,816,176.40, 982,224,264.60 and 448,191,915.60 is: 672,287,873.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,816,176.40 : 982,224,264.60 = 448,191,915.60 : x
  2. Step 2: Convert to fraction form
    654,816,176.40/982,224,264.60 = 448,191,915.60/x
  3. Step 3: Cross multiply
    654,816,176.40x = 982,224,264.60 × 448,191,915.60
  4. Step 4: Simplify right side
    654,816,176.40x = 440,224,974,699,875,328
  5. Step 5: Solve for x
    x = 440,224,974,699,875,328/654,816,176.40
  6. Step 6: Final answer
    x = 672,287,873.40

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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.