Home / 57,147,890,348.07-78,868,506,230.50-34,285,888,427.58

Finding the Fourth Proportional to 57,147,890,348.07, 78,868,506,230.50 and 34,285,888,427.58

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Solution

The fourth proportional to 57,147,890,348.07, 78,868,506,230.50 and 34,285,888,427.58 is: 47,317,176,340.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,147,890,348.07 : 78,868,506,230.50 = 34,285,888,427.58 : x
  2. Step 2: Convert to fraction form
    57,147,890,348.07/78,868,506,230.50 = 34,285,888,427.58/x
  3. Step 3: Cross multiply
    57,147,890,348.07x = 78,868,506,230.50 × 34,285,888,427.58
  4. Step 4: Simplify right side
    57,147,890,348.07x = 2,704,076,805,068,958,466,048
  5. Step 5: Solve for x
    x = 2,704,076,805,068,958,466,048/57,147,890,348.07
  6. Step 6: Final answer
    x = 47,317,176,340.18

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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.