Home / 552,992,000.96-763,140,210.88-302,112,642.16

Finding the Fourth Proportional to 552,992,000.96, 763,140,210.88 and 302,112,642.16

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Solution

The fourth proportional to 552,992,000.96, 763,140,210.88 and 302,112,642.16 is: 416,921,592.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,992,000.96 : 763,140,210.88 = 302,112,642.16 : x
  2. Step 2: Convert to fraction form
    552,992,000.96/763,140,210.88 = 302,112,642.16/x
  3. Step 3: Cross multiply
    552,992,000.96x = 763,140,210.88 × 302,112,642.16
  4. Step 4: Simplify right side
    552,992,000.96x = 230,554,305,447,496,384
  5. Step 5: Solve for x
    x = 230,554,305,447,496,384/552,992,000.96
  6. Step 6: Final answer
    x = 416,921,592.08

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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.