Home / 590,499,216.90-885,748,825.35-245,338,128.90

Finding the Fourth Proportional to 590,499,216.90, 885,748,825.35 and 245,338,128.90

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Solution

The fourth proportional to 590,499,216.90, 885,748,825.35 and 245,338,128.90 is: 368,007,193.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,499,216.90 : 885,748,825.35 = 245,338,128.90 : x
  2. Step 2: Convert to fraction form
    590,499,216.90/885,748,825.35 = 245,338,128.90/x
  3. Step 3: Cross multiply
    590,499,216.90x = 885,748,825.35 × 245,338,128.90
  4. Step 4: Simplify right side
    590,499,216.90x = 217,307,959,486,741,888
  5. Step 5: Solve for x
    x = 217,307,959,486,741,888/590,499,216.90
  6. Step 6: Final answer
    x = 368,007,193.35

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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.