Home / 289,958,881.10-434,938,321.65-160,964,372.30

Finding the Fourth Proportional to 289,958,881.10, 434,938,321.65 and 160,964,372.30

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Solution

The fourth proportional to 289,958,881.10, 434,938,321.65 and 160,964,372.30 is: 241,446,558.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,958,881.10 : 434,938,321.65 = 160,964,372.30 : x
  2. Step 2: Convert to fraction form
    289,958,881.10/434,938,321.65 = 160,964,372.30/x
  3. Step 3: Cross multiply
    289,958,881.10x = 434,938,321.65 × 160,964,372.30
  4. Step 4: Simplify right side
    289,958,881.10x = 70,009,573,933,607,752
  5. Step 5: Solve for x
    x = 70,009,573,933,607,752/289,958,881.10
  6. Step 6: Final answer
    x = 241,446,558.45

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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.