Home / 1,450,872,739.40-2,176,309,109.10-360,355,807.40

Finding the Fourth Proportional to 1,450,872,739.40, 2,176,309,109.10 and 360,355,807.40

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Solution

The fourth proportional to 1,450,872,739.40, 2,176,309,109.10 and 360,355,807.40 is: 540,533,711.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,872,739.40 : 2,176,309,109.10 = 360,355,807.40 : x
  2. Step 2: Convert to fraction form
    1,450,872,739.40/2,176,309,109.10 = 360,355,807.40/x
  3. Step 3: Cross multiply
    1,450,872,739.40x = 2,176,309,109.10 × 360,355,807.40
  4. Step 4: Simplify right side
    1,450,872,739.40x = 784,245,626,161,705,088
  5. Step 5: Solve for x
    x = 784,245,626,161,705,088/1,450,872,739.40
  6. Step 6: Final answer
    x = 540,533,711.10

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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.