Home / 219,308,742.90-328,963,114.35-176,262,021.90

Finding the Fourth Proportional to 219,308,742.90, 328,963,114.35 and 176,262,021.90

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Solution

The fourth proportional to 219,308,742.90, 328,963,114.35 and 176,262,021.90 is: 264,393,032.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,308,742.90 : 328,963,114.35 = 176,262,021.90 : x
  2. Step 2: Convert to fraction form
    219,308,742.90/328,963,114.35 = 176,262,021.90/x
  3. Step 3: Cross multiply
    219,308,742.90x = 328,963,114.35 × 176,262,021.90
  4. Step 4: Simplify right side
    219,308,742.90x = 57,983,703,665,851,912
  5. Step 5: Solve for x
    x = 57,983,703,665,851,912/219,308,742.90
  6. Step 6: Final answer
    x = 264,393,032.85

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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.