Home / 117,918,179,912.40-176,877,269,868.60-38,329,575,752.40

Finding the Fourth Proportional to 117,918,179,912.40, 176,877,269,868.60 and 38,329,575,752.40

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Solution

The fourth proportional to 117,918,179,912.40, 176,877,269,868.60 and 38,329,575,752.40 is: 57,494,363,628.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,918,179,912.40 : 176,877,269,868.60 = 38,329,575,752.40 : x
  2. Step 2: Convert to fraction form
    117,918,179,912.40/176,877,269,868.60 = 38,329,575,752.40/x
  3. Step 3: Cross multiply
    117,918,179,912.40x = 176,877,269,868.60 × 38,329,575,752.40
  4. Step 4: Simplify right side
    117,918,179,912.40x = 6,779,630,714,306,202,435,584
  5. Step 5: Solve for x
    x = 6,779,630,714,306,202,435,584/117,918,179,912.40
  6. Step 6: Final answer
    x = 57,494,363,628.60

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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.