Home / 724,698,236.56-1,000,111,878.48-411,461,594.32

Finding the Fourth Proportional to 724,698,236.56, 1,000,111,878.48 and 411,461,594.32

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Solution

The fourth proportional to 724,698,236.56, 1,000,111,878.48 and 411,461,594.32 is: 567,833,074.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,698,236.56 : 1,000,111,878.48 = 411,461,594.32 : x
  2. Step 2: Convert to fraction form
    724,698,236.56/1,000,111,878.48 = 411,461,594.32/x
  3. Step 3: Cross multiply
    724,698,236.56x = 1,000,111,878.48 × 411,461,594.32
  4. Step 4: Simplify right side
    724,698,236.56x = 411,507,628,017,750,912
  5. Step 5: Solve for x
    x = 411,507,628,017,750,912/724,698,236.56
  6. Step 6: Final answer
    x = 567,833,074.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.