Home / 585,655,280.32-808,219,160.70-321,337,203.28

Finding the Fourth Proportional to 585,655,280.32, 808,219,160.70 and 321,337,203.28

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Solution

The fourth proportional to 585,655,280.32, 808,219,160.70 and 321,337,203.28 is: 443,453,501.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,655,280.32 : 808,219,160.70 = 321,337,203.28 : x
  2. Step 2: Convert to fraction form
    585,655,280.32/808,219,160.70 = 321,337,203.28/x
  3. Step 3: Cross multiply
    585,655,280.32x = 808,219,160.70 × 321,337,203.28
  4. Step 4: Simplify right side
    585,655,280.32x = 259,710,884,736,646,880
  5. Step 5: Solve for x
    x = 259,710,884,736,646,880/585,655,280.32
  6. Step 6: Final answer
    x = 443,453,501.51

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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.