Home / 695,263,461.84-960,312,392.28-519,829,473.60

Finding the Fourth Proportional to 695,263,461.84, 960,312,392.28 and 519,829,473.60

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Solution

The fourth proportional to 695,263,461.84, 960,312,392.28 and 519,829,473.60 is: 717,999,309.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,263,461.84 : 960,312,392.28 = 519,829,473.60 : x
  2. Step 2: Convert to fraction form
    695,263,461.84/960,312,392.28 = 519,829,473.60/x
  3. Step 3: Cross multiply
    695,263,461.84x = 960,312,392.28 × 519,829,473.60
  4. Step 4: Simplify right side
    695,263,461.84x = 499,198,685,370,469,120
  5. Step 5: Solve for x
    x = 499,198,685,370,469,120/695,263,461.84
  6. Step 6: Final answer
    x = 717,999,309.28

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Double scale
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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.