Home / 940,050,140.70-1,410,075,211.05-920,939,843.10

Finding the Fourth Proportional to 940,050,140.70, 1,410,075,211.05 and 920,939,843.10

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Solution

The fourth proportional to 940,050,140.70, 1,410,075,211.05 and 920,939,843.10 is: 1,381,409,764.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,050,140.70 : 1,410,075,211.05 = 920,939,843.10 : x
  2. Step 2: Convert to fraction form
    940,050,140.70/1,410,075,211.05 = 920,939,843.10/x
  3. Step 3: Cross multiply
    940,050,140.70x = 1,410,075,211.05 × 920,939,843.10
  4. Step 4: Simplify right side
    940,050,140.70x = 1,298,594,443,623,586,304
  5. Step 5: Solve for x
    x = 1,298,594,443,623,586,304/940,050,140.70
  6. Step 6: Final answer
    x = 1,381,409,764.65

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Double scale
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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.