Home / 219,303,407.70-328,829,140.35-65,926,473.30

Finding the Fourth Proportional to 219,303,407.70, 328,829,140.35 and 65,926,473.30

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Solution

The fourth proportional to 219,303,407.70, 328,829,140.35 and 65,926,473.30 is: 98,851,840.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,303,407.70 : 328,829,140.35 = 65,926,473.30 : x
  2. Step 2: Convert to fraction form
    219,303,407.70/328,829,140.35 = 65,926,473.30/x
  3. Step 3: Cross multiply
    219,303,407.70x = 328,829,140.35 × 65,926,473.30
  4. Step 4: Simplify right side
    219,303,407.70x = 21,678,545,541,546,228
  5. Step 5: Solve for x
    x = 21,678,545,541,546,228/219,303,407.70
  6. Step 6: Final answer
    x = 98,851,840.78

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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.