Home / 316,061,818,864.95-436,165,632,835.25-171,545,978,353.70

Finding the Fourth Proportional to 316,061,818,864.95, 436,165,632,835.25 and 171,545,978,353.70

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Solution

The fourth proportional to 316,061,818,864.95, 436,165,632,835.25 and 171,545,978,353.70 is: 236,733,625,332.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,061,818,864.95 : 436,165,632,835.25 = 171,545,978,353.70 : x
  2. Step 2: Convert to fraction form
    316,061,818,864.95/436,165,632,835.25 = 171,545,978,353.70/x
  3. Step 3: Cross multiply
    316,061,818,864.95x = 436,165,632,835.25 × 171,545,978,353.70
  4. Step 4: Simplify right side
    316,061,818,864.95x = 74,822,460,208,983,662,657,536
  5. Step 5: Solve for x
    x = 74,822,460,208,983,662,657,536/316,061,818,864.95
  6. Step 6: Final answer
    x = 236,733,625,332.18

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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.