Home / 1,119,746,803.60-1,679,620,205.40-506,351,040.40

Finding the Fourth Proportional to 1,119,746,803.60, 1,679,620,205.40 and 506,351,040.40

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Solution

The fourth proportional to 1,119,746,803.60, 1,679,620,205.40 and 506,351,040.40 is: 759,526,560.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,119,746,803.60 : 1,679,620,205.40 = 506,351,040.40 : x
  2. Step 2: Convert to fraction form
    1,119,746,803.60/1,679,620,205.40 = 506,351,040.40/x
  3. Step 3: Cross multiply
    1,119,746,803.60x = 1,679,620,205.40 × 506,351,040.40
  4. Step 4: Simplify right side
    1,119,746,803.60x = 850,477,438,481,151,744
  5. Step 5: Solve for x
    x = 850,477,438,481,151,744/1,119,746,803.60
  6. Step 6: Final answer
    x = 759,526,560.60

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Double scale
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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.