Home / 175,970,847.06-242,814,979.89-105,389,915.94

Finding the Fourth Proportional to 175,970,847.06, 242,814,979.89 and 105,389,915.94

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Solution

The fourth proportional to 175,970,847.06, 242,814,979.89 and 105,389,915.94 is: 145,423,237.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,970,847.06 : 242,814,979.89 = 105,389,915.94 : x
  2. Step 2: Convert to fraction form
    175,970,847.06/242,814,979.89 = 105,389,915.94/x
  3. Step 3: Cross multiply
    175,970,847.06x = 242,814,979.89 × 105,389,915.94
  4. Step 4: Simplify right side
    175,970,847.06x = 25,590,250,319,579,888
  5. Step 5: Solve for x
    x = 25,590,250,319,579,888/175,970,847.06
  6. Step 6: Final answer
    x = 145,423,237.70

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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.