Home / 434,971,554.60-652,457,331.90-147,757,218.60

Finding the Fourth Proportional to 434,971,554.60, 652,457,331.90 and 147,757,218.60

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Solution

The fourth proportional to 434,971,554.60, 652,457,331.90 and 147,757,218.60 is: 221,635,827.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    434,971,554.60 : 652,457,331.90 = 147,757,218.60 : x
  2. Step 2: Convert to fraction form
    434,971,554.60/652,457,331.90 = 147,757,218.60/x
  3. Step 3: Cross multiply
    434,971,554.60x = 652,457,331.90 × 147,757,218.60
  4. Step 4: Simplify right side
    434,971,554.60x = 96,405,280,616,721,040
  5. Step 5: Solve for x
    x = 96,405,280,616,721,040/434,971,554.60
  6. Step 6: Final answer
    x = 221,635,827.90

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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.