Home / 556,052,971.02-767,302,384.88-329,952,996.18

Finding the Fourth Proportional to 556,052,971.02, 767,302,384.88 and 329,952,996.18

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Solution

The fourth proportional to 556,052,971.02, 767,302,384.88 and 329,952,996.18 is: 455,305,041.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,052,971.02 : 767,302,384.88 = 329,952,996.18 : x
  2. Step 2: Convert to fraction form
    556,052,971.02/767,302,384.88 = 329,952,996.18/x
  3. Step 3: Cross multiply
    556,052,971.02x = 767,302,384.88 × 329,952,996.18
  4. Step 4: Simplify right side
    556,052,971.02x = 253,173,720,867,215,520
  5. Step 5: Solve for x
    x = 253,173,720,867,215,520/556,052,971.02
  6. Step 6: Final answer
    x = 455,305,041.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.