Home / 657,770,873.60-906,262,097.28-434,355,818.24

Finding the Fourth Proportional to 657,770,873.60, 906,262,097.28 and 434,355,818.24

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Solution

The fourth proportional to 657,770,873.60, 906,262,097.28 and 434,355,818.24 is: 598,445,797.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    657,770,873.60 : 906,262,097.28 = 434,355,818.24 : x
  2. Step 2: Convert to fraction form
    657,770,873.60/906,262,097.28 = 434,355,818.24/x
  3. Step 3: Cross multiply
    657,770,873.60x = 906,262,097.28 × 434,355,818.24
  4. Step 4: Simplify right side
    657,770,873.60x = 393,640,214,803,952,896
  5. Step 5: Solve for x
    x = 393,640,214,803,952,896/657,770,873.60
  6. Step 6: Final answer
    x = 598,445,797.17

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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.