Home / 533,369,100,803.54-736,029,649,742.35-289,493,333,581.28

Finding the Fourth Proportional to 533,369,100,803.54, 736,029,649,742.35 and 289,493,333,581.28

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Solution

The fourth proportional to 533,369,100,803.54, 736,029,649,742.35 and 289,493,333,581.28 is: 399,490,102,815.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    533,369,100,803.54 : 736,029,649,742.35 = 289,493,333,581.28 : x
  2. Step 2: Convert to fraction form
    533,369,100,803.54/736,029,649,742.35 = 289,493,333,581.28/x
  3. Step 3: Cross multiply
    533,369,100,803.54x = 736,029,649,742.35 × 289,493,333,581.28
  4. Step 4: Simplify right side
    533,369,100,803.54x = 213,075,676,918,574,829,535,232
  5. Step 5: Solve for x
    x = 213,075,676,918,574,829,535,232/533,369,100,803.54
  6. Step 6: Final answer
    x = 399,490,102,815.42

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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.