Home / 89,075,249,986.10-133,612,874,979.15-30,187,335,658.10

Finding the Fourth Proportional to 89,075,249,986.10, 133,612,874,979.15 and 30,187,335,658.10

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Solution

The fourth proportional to 89,075,249,986.10, 133,612,874,979.15 and 30,187,335,658.10 is: 45,281,003,487.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,075,249,986.10 : 133,612,874,979.15 = 30,187,335,658.10 : x
  2. Step 2: Convert to fraction form
    89,075,249,986.10/133,612,874,979.15 = 30,187,335,658.10/x
  3. Step 3: Cross multiply
    89,075,249,986.10x = 133,612,874,979.15 × 30,187,335,658.10
  4. Step 4: Simplify right side
    89,075,249,986.10x = 4,033,416,705,239,351,820,288
  5. Step 5: Solve for x
    x = 4,033,416,705,239,351,820,288/89,075,249,986.10
  6. Step 6: Final answer
    x = 45,281,003,487.15

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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.