Home / 219,311,187.40-328,966,781.10-176,264,466.40

Finding the Fourth Proportional to 219,311,187.40, 328,966,781.10 and 176,264,466.40

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Solution

The fourth proportional to 219,311,187.40, 328,966,781.10 and 176,264,466.40 is: 264,396,699.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,311,187.40 : 328,966,781.10 = 176,264,466.40 : x
  2. Step 2: Convert to fraction form
    219,311,187.40/328,966,781.10 = 176,264,466.40/x
  3. Step 3: Cross multiply
    219,311,187.40x = 328,966,781.10 × 176,264,466.40
  4. Step 4: Simplify right side
    219,311,187.40x = 57,985,154,133,917,112
  5. Step 5: Solve for x
    x = 57,985,154,133,917,112/219,311,187.40
  6. Step 6: Final answer
    x = 264,396,699.60

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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.