Home / 147,458,361,017.70-203,492,891,929.05-79,793,677,317.06

Finding the Fourth Proportional to 147,458,361,017.70, 203,492,891,929.05 and 79,793,677,317.06

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Solution

The fourth proportional to 147,458,361,017.70, 203,492,891,929.05 and 79,793,677,317.06 is: 110,115,466,107.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,458,361,017.70 : 203,492,891,929.05 = 79,793,677,317.06 : x
  2. Step 2: Convert to fraction form
    147,458,361,017.70/203,492,891,929.05 = 79,793,677,317.06/x
  3. Step 3: Cross multiply
    147,458,361,017.70x = 203,492,891,929.05 × 79,793,677,317.06
  4. Step 4: Simplify right side
    147,458,361,017.70x = 16,237,446,154,901,977,563,136
  5. Step 5: Solve for x
    x = 16,237,446,154,901,977,563,136/147,458,361,017.70
  6. Step 6: Final answer
    x = 110,115,466,107.43

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1.5x scale

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.