Home / 76,328,430.03-105,333,153.71-41,521,037.43

Finding the Fourth Proportional to 76,328,430.03, 105,333,153.71 and 41,521,037.43

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Solution

The fourth proportional to 76,328,430.03, 105,333,153.71 and 41,521,037.43 is: 57,298,988.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,328,430.03 : 105,333,153.71 = 41,521,037.43 : x
  2. Step 2: Convert to fraction form
    76,328,430.03/105,333,153.71 = 41,521,037.43/x
  3. Step 3: Cross multiply
    76,328,430.03x = 105,333,153.71 × 41,521,037.43
  4. Step 4: Simplify right side
    76,328,430.03x = 4,373,541,817,812,853
  5. Step 5: Solve for x
    x = 4,373,541,817,812,853/76,328,430.03
  6. Step 6: Final answer
    x = 57,298,988.28

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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.