Home / 650,812,492.16-898,176,629.92-368,605,135.52

Finding the Fourth Proportional to 650,812,492.16, 898,176,629.92 and 368,605,135.52

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Solution

The fourth proportional to 650,812,492.16, 898,176,629.92 and 368,605,135.52 is: 508,706,459.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,812,492.16 : 898,176,629.92 = 368,605,135.52 : x
  2. Step 2: Convert to fraction form
    650,812,492.16/898,176,629.92 = 368,605,135.52/x
  3. Step 3: Cross multiply
    650,812,492.16x = 898,176,629.92 × 368,605,135.52
  4. Step 4: Simplify right side
    650,812,492.16x = 331,072,518,392,558,464
  5. Step 5: Solve for x
    x = 331,072,518,392,558,464/650,812,492.16
  6. Step 6: Final answer
    x = 508,706,459.05

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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.