Home / 907,132,361.20-1,360,698,541.80-447,967,337.20

Finding the Fourth Proportional to 907,132,361.20, 1,360,698,541.80 and 447,967,337.20

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Solution

The fourth proportional to 907,132,361.20, 1,360,698,541.80 and 447,967,337.20 is: 671,951,005.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,132,361.20 : 1,360,698,541.80 = 447,967,337.20 : x
  2. Step 2: Convert to fraction form
    907,132,361.20/1,360,698,541.80 = 447,967,337.20/x
  3. Step 3: Cross multiply
    907,132,361.20x = 1,360,698,541.80 × 447,967,337.20
  4. Step 4: Simplify right side
    907,132,361.20x = 609,548,502,502,068,864
  5. Step 5: Solve for x
    x = 609,548,502,502,068,864/907,132,361.20
  6. Step 6: Final answer
    x = 671,951,005.80

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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.