Home / 28,087,009,232.45-42,124,066,852.73-16,745,395,467.42

Finding the Fourth Proportional to 28,087,009,232.45, 42,124,066,852.73 and 16,745,395,467.42

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Solution

The fourth proportional to 28,087,009,232.45, 42,124,066,852.73 and 16,745,395,467.42 is: 25,114,249,520.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,087,009,232.45 : 42,124,066,852.73 = 16,745,395,467.42 : x
  2. Step 2: Convert to fraction form
    28,087,009,232.45/42,124,066,852.73 = 16,745,395,467.42/x
  3. Step 3: Cross multiply
    28,087,009,232.45x = 42,124,066,852.73 × 16,745,395,467.42
  4. Step 4: Simplify right side
    28,087,009,232.45x = 705,384,158,144,918,192,128
  5. Step 5: Solve for x
    x = 705,384,158,144,918,192,128/28,087,009,232.45
  6. Step 6: Final answer
    x = 25,114,249,520.38

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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.