Home / 448,070,612.56-671,209,423.80-356,109,537.04

Finding the Fourth Proportional to 448,070,612.56, 671,209,423.80 and 356,109,537.04

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Solution

The fourth proportional to 448,070,612.56, 671,209,423.80 and 356,109,537.04 is: 533,451,805.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,070,612.56 : 671,209,423.80 = 356,109,537.04 : x
  2. Step 2: Convert to fraction form
    448,070,612.56/671,209,423.80 = 356,109,537.04/x
  3. Step 3: Cross multiply
    448,070,612.56x = 671,209,423.80 × 356,109,537.04
  4. Step 4: Simplify right side
    448,070,612.56x = 239,024,077,166,303,168
  5. Step 5: Solve for x
    x = 239,024,077,166,303,168/448,070,612.56
  6. Step 6: Final answer
    x = 533,451,805.29

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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.