Home / 406,736,715.07-561,302,816.77-228,160,188.66

Finding the Fourth Proportional to 406,736,715.07, 561,302,816.77 and 228,160,188.66

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Solution

The fourth proportional to 406,736,715.07, 561,302,816.77 and 228,160,188.66 is: 314,864,510.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,736,715.07 : 561,302,816.77 = 228,160,188.66 : x
  2. Step 2: Convert to fraction form
    406,736,715.07/561,302,816.77 = 228,160,188.66/x
  3. Step 3: Cross multiply
    406,736,715.07x = 561,302,816.77 × 228,160,188.66
  4. Step 4: Simplify right side
    406,736,715.07x = 128,066,956,569,632,608
  5. Step 5: Solve for x
    x = 128,066,956,569,632,608/406,736,715.07
  6. Step 6: Final answer
    x = 314,864,510.20

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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.