Home / 371,027,061.24-512,216,127.97-286,068,623.94

Finding the Fourth Proportional to 371,027,061.24, 512,216,127.97 and 286,068,623.94

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Solution

The fourth proportional to 371,027,061.24, 512,216,127.97 and 286,068,623.94 is: 394,927,966.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,027,061.24 : 512,216,127.97 = 286,068,623.94 : x
  2. Step 2: Convert to fraction form
    371,027,061.24/512,216,127.97 = 286,068,623.94/x
  3. Step 3: Cross multiply
    371,027,061.24x = 512,216,127.97 × 286,068,623.94
  4. Step 4: Simplify right side
    371,027,061.24x = 146,528,962,887,537,664
  5. Step 5: Solve for x
    x = 146,528,962,887,537,664/371,027,061.24
  6. Step 6: Final answer
    x = 394,927,966.71

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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.