Home / 926,414,570.72-1,389,666,548.95-304,616,036.41

Finding the Fourth Proportional to 926,414,570.72, 1,389,666,548.95 and 304,616,036.41

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Solution

The fourth proportional to 926,414,570.72, 1,389,666,548.95 and 304,616,036.41 is: 456,938,750.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,414,570.72 : 1,389,666,548.95 = 304,616,036.41 : x
  2. Step 2: Convert to fraction form
    926,414,570.72/1,389,666,548.95 = 304,616,036.41/x
  3. Step 3: Cross multiply
    926,414,570.72x = 1,389,666,548.95 × 304,616,036.41
  4. Step 4: Simplify right side
    926,414,570.72x = 423,314,716,068,476,608
  5. Step 5: Solve for x
    x = 423,314,716,068,476,608/926,414,570.72
  6. Step 6: Final answer
    x = 456,938,750.15

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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.