Home / 99,606,893.05-137,457,695.83-55,556,731.18

Finding the Fourth Proportional to 99,606,893.05, 137,457,695.83 and 55,556,731.18

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Solution

The fourth proportional to 99,606,893.05, 137,457,695.83 and 55,556,731.18 is: 76,668,391.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,606,893.05 : 137,457,695.83 = 55,556,731.18 : x
  2. Step 2: Convert to fraction form
    99,606,893.05/137,457,695.83 = 55,556,731.18/x
  3. Step 3: Cross multiply
    99,606,893.05x = 137,457,695.83 × 55,556,731.18
  4. Step 4: Simplify right side
    99,606,893.05x = 7,636,700,255,849,518
  5. Step 5: Solve for x
    x = 7,636,700,255,849,518/99,606,893.05
  6. Step 6: Final answer
    x = 76,668,391.33

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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.