Home / 125,633,272.61-173,371,429.86-69,877,493.66

Finding the Fourth Proportional to 125,633,272.61, 173,371,429.86 and 69,877,493.66

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Solution

The fourth proportional to 125,633,272.61, 173,371,429.86 and 69,877,493.66 is: 96,429,558.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,633,272.61 : 173,371,429.86 = 69,877,493.66 : x
  2. Step 2: Convert to fraction form
    125,633,272.61/173,371,429.86 = 69,877,493.66/x
  3. Step 3: Cross multiply
    125,633,272.61x = 173,371,429.86 × 69,877,493.66
  4. Step 4: Simplify right side
    125,633,272.61x = 12,114,760,990,000,428
  5. Step 5: Solve for x
    x = 12,114,760,990,000,428/125,633,272.61
  6. Step 6: Final answer
    x = 96,429,558.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.