Home / 85,536,050.10-128,304,075.15-83,016,626.10

Finding the Fourth Proportional to 85,536,050.10, 128,304,075.15 and 83,016,626.10

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Solution

The fourth proportional to 85,536,050.10, 128,304,075.15 and 83,016,626.10 is: 124,524,939.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,536,050.10 : 128,304,075.15 = 83,016,626.10 : x
  2. Step 2: Convert to fraction form
    85,536,050.10/128,304,075.15 = 83,016,626.10/x
  3. Step 3: Cross multiply
    85,536,050.10x = 128,304,075.15 × 83,016,626.10
  4. Step 4: Simplify right side
    85,536,050.10x = 10,651,371,433,833,852
  5. Step 5: Solve for x
    x = 10,651,371,433,833,852/85,536,050.10
  6. Step 6: Final answer
    x = 124,524,939.15

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Similar ratio
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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.