Home / 959,393,016.70-1,323,966,588.33-519,359,868.70

Finding the Fourth Proportional to 959,393,016.70, 1,323,966,588.33 and 519,359,868.70

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Solution

The fourth proportional to 959,393,016.70, 1,323,966,588.33 and 519,359,868.70 is: 716,718,906.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    959,393,016.70 : 1,323,966,588.33 = 519,359,868.70 : x
  2. Step 2: Convert to fraction form
    959,393,016.70/1,323,966,588.33 = 519,359,868.70/x
  3. Step 3: Cross multiply
    959,393,016.70x = 1,323,966,588.33 × 519,359,868.70
  4. Step 4: Simplify right side
    959,393,016.70x = 687,615,113,478,255,744
  5. Step 5: Solve for x
    x = 687,615,113,478,255,744/959,393,016.70
  6. Step 6: Final answer
    x = 716,718,906.13

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1.5x scale

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.