Home / 123,756,239,478.50-185,444,889,374.12-83,269,128,158.52

Finding the Fourth Proportional to 123,756,239,478.50, 185,444,889,374.12 and 83,269,128,158.52

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Solution

The fourth proportional to 123,756,239,478.50, 185,444,889,374.12 and 83,269,128,158.52 is: 124,776,207,847.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,756,239,478.50 : 185,444,889,374.12 = 83,269,128,158.52 : x
  2. Step 2: Convert to fraction form
    123,756,239,478.50/185,444,889,374.12 = 83,269,128,158.52/x
  3. Step 3: Cross multiply
    123,756,239,478.50x = 185,444,889,374.12 × 83,269,128,158.52
  4. Step 4: Simplify right side
    123,756,239,478.50x = 15,441,834,259,636,161,609,728
  5. Step 5: Solve for x
    x = 15,441,834,259,636,161,609,728/123,756,239,478.50
  6. Step 6: Final answer
    x = 124,776,207,847.84

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1.5x scale

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.