Home / 126,701,888.32-174,848,605.88-68,755,136.32

Finding the Fourth Proportional to 126,701,888.32, 174,848,605.88 and 68,755,136.32

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Solution

The fourth proportional to 126,701,888.32, 174,848,605.88 and 68,755,136.32 is: 94,882,088.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,701,888.32 : 174,848,605.88 = 68,755,136.32 : x
  2. Step 2: Convert to fraction form
    126,701,888.32/174,848,605.88 = 68,755,136.32/x
  3. Step 3: Cross multiply
    126,701,888.32x = 174,848,605.88 × 68,755,136.32
  4. Step 4: Simplify right side
    126,701,888.32x = 12,021,739,732,641,352
  5. Step 5: Solve for x
    x = 12,021,739,732,641,352/126,701,888.32
  6. Step 6: Final answer
    x = 94,882,088.12

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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.