Home / 219,030,293-328,868,411.40-122,175,236.36

Finding the Fourth Proportional to 219,030,293, 328,868,411.40 and 122,175,236.36

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Solution

The fourth proportional to 219,030,293, 328,868,411.40 and 122,175,236.36 is: 183,443,008.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,030,293 : 328,868,411.40 = 122,175,236.36 : x
  2. Step 2: Convert to fraction form
    219,030,293/328,868,411.40 = 122,175,236.36/x
  3. Step 3: Cross multiply
    219,030,293x = 328,868,411.40 × 122,175,236.36
  4. Step 4: Simplify right side
    219,030,293x = 40,179,575,894,132,712
  5. Step 5: Solve for x
    x = 40,179,575,894,132,712/219,030,293
  6. Step 6: Final answer
    x = 183,443,008.47

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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.