Home / 29,896,932,702.72-41,238,326,980.88-19,175,070,669.76

Finding the Fourth Proportional to 29,896,932,702.72, 41,238,326,980.88 and 19,175,070,669.76

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Solution

The fourth proportional to 29,896,932,702.72, 41,238,326,980.88 and 19,175,070,669.76 is: 26,449,129,147.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,896,932,702.72 : 41,238,326,980.88 = 19,175,070,669.76 : x
  2. Step 2: Convert to fraction form
    29,896,932,702.72/41,238,326,980.88 = 19,175,070,669.76/x
  3. Step 3: Cross multiply
    29,896,932,702.72x = 41,238,326,980.88 × 19,175,070,669.76
  4. Step 4: Simplify right side
    29,896,932,702.72x = 790,747,834,161,044,389,888
  5. Step 5: Solve for x
    x = 790,747,834,161,044,389,888/29,896,932,702.72
  6. Step 6: Final answer
    x = 26,449,129,147.26

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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.