Home / 1,450,872,742.90-2,176,309,114.35-360,355,810.90

Finding the Fourth Proportional to 1,450,872,742.90, 2,176,309,114.35 and 360,355,810.90

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Solution

The fourth proportional to 1,450,872,742.90, 2,176,309,114.35 and 360,355,810.90 is: 540,533,716.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,872,742.90 : 2,176,309,114.35 = 360,355,810.90 : x
  2. Step 2: Convert to fraction form
    1,450,872,742.90/2,176,309,114.35 = 360,355,810.90/x
  3. Step 3: Cross multiply
    1,450,872,742.90x = 2,176,309,114.35 × 360,355,810.90
  4. Step 4: Simplify right side
    1,450,872,742.90x = 784,245,635,670,654,976
  5. Step 5: Solve for x
    x = 784,245,635,670,654,976/1,450,872,742.90
  6. Step 6: Final answer
    x = 540,533,716.35

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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.