Home / 659,005,366.12-982,685,661.95-653,090,427.79

Finding the Fourth Proportional to 659,005,366.12, 982,685,661.95 and 653,090,427.79

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Solution

The fourth proportional to 659,005,366.12, 982,685,661.95 and 653,090,427.79 is: 973,865,513.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    659,005,366.12 : 982,685,661.95 = 653,090,427.79 : x
  2. Step 2: Convert to fraction form
    659,005,366.12/982,685,661.95 = 653,090,427.79/x
  3. Step 3: Cross multiply
    659,005,366.12x = 982,685,661.95 × 653,090,427.79
  4. Step 4: Simplify right side
    659,005,366.12x = 641,782,599,345,220,352
  5. Step 5: Solve for x
    x = 641,782,599,345,220,352/659,005,366.12
  6. Step 6: Final answer
    x = 973,865,513.61

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.