Home / 103,430,617,893.21-142,737,774,490.96-60,023,542,030.07

Finding the Fourth Proportional to 103,430,617,893.21, 142,737,774,490.96 and 60,023,542,030.07

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Solution

The fourth proportional to 103,430,617,893.21, 142,737,774,490.96 and 60,023,542,030.07 is: 82,834,531,794.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,430,617,893.21 : 142,737,774,490.96 = 60,023,542,030.07 : x
  2. Step 2: Convert to fraction form
    103,430,617,893.21/142,737,774,490.96 = 60,023,542,030.07/x
  3. Step 3: Cross multiply
    103,430,617,893.21x = 142,737,774,490.96 × 60,023,542,030.07
  4. Step 4: Simplify right side
    103,430,617,893.21x = 8,567,626,806,437,360,959,488
  5. Step 5: Solve for x
    x = 8,567,626,806,437,360,959,488/103,430,617,893.21
  6. Step 6: Final answer
    x = 82,834,531,794.86

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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.