Home / 1,450,872,060.40-2,176,308,090.60-360,355,128.40

Finding the Fourth Proportional to 1,450,872,060.40, 2,176,308,090.60 and 360,355,128.40

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Solution

The fourth proportional to 1,450,872,060.40, 2,176,308,090.60 and 360,355,128.40 is: 540,532,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,450,872,060.40 : 2,176,308,090.60 = 360,355,128.40 : x
  2. Step 2: Convert to fraction form
    1,450,872,060.40/2,176,308,090.60 = 360,355,128.40/x
  3. Step 3: Cross multiply
    1,450,872,060.40x = 2,176,308,090.60 × 360,355,128.40
  4. Step 4: Simplify right side
    1,450,872,060.40x = 784,243,781,426,121,728
  5. Step 5: Solve for x
    x = 784,243,781,426,121,728/1,450,872,060.40
  6. Step 6: Final answer
    x = 540,532,692.60

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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.