Home / 424,839,810.40-637,259,715.60-293,325,877.60

Finding the Fourth Proportional to 424,839,810.40, 637,259,715.60 and 293,325,877.60

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Solution

The fourth proportional to 424,839,810.40, 637,259,715.60 and 293,325,877.60 is: 439,988,816.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,839,810.40 : 637,259,715.60 = 293,325,877.60 : x
  2. Step 2: Convert to fraction form
    424,839,810.40/637,259,715.60 = 293,325,877.60/x
  3. Step 3: Cross multiply
    424,839,810.40x = 637,259,715.60 × 293,325,877.60
  4. Step 4: Simplify right side
    424,839,810.40x = 186,924,765,337,496,448
  5. Step 5: Solve for x
    x = 186,924,765,337,496,448/424,839,810.40
  6. Step 6: Final answer
    x = 439,988,816.40

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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.