Home / 109,806,085,015.51-151,524,081,250.23-61,624,822,880.39

Finding the Fourth Proportional to 109,806,085,015.51, 151,524,081,250.23 and 61,624,822,880.39

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Solution

The fourth proportional to 109,806,085,015.51, 151,524,081,250.23 and 61,624,822,880.39 is: 85,037,588,470.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,806,085,015.51 : 151,524,081,250.23 = 61,624,822,880.39 : x
  2. Step 2: Convert to fraction form
    109,806,085,015.51/151,524,081,250.23 = 61,624,822,880.39/x
  3. Step 3: Cross multiply
    109,806,085,015.51x = 151,524,081,250.23 × 61,624,822,880.39
  4. Step 4: Simplify right side
    109,806,085,015.51x = 9,337,644,669,158,490,636,288
  5. Step 5: Solve for x
    x = 9,337,644,669,158,490,636,288/109,806,085,015.51
  6. Step 6: Final answer
    x = 85,037,588,470.98

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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.