Home / 92,157,861.78-127,176,557.76-50,341,430.34

Finding the Fourth Proportional to 92,157,861.78, 127,176,557.76 and 50,341,430.34

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Solution

The fourth proportional to 92,157,861.78, 127,176,557.76 and 50,341,430.34 is: 69,470,468.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,157,861.78 : 127,176,557.76 = 50,341,430.34 : x
  2. Step 2: Convert to fraction form
    92,157,861.78/127,176,557.76 = 50,341,430.34/x
  3. Step 3: Cross multiply
    92,157,861.78x = 127,176,557.76 × 50,341,430.34
  4. Step 4: Simplify right side
    92,157,861.78x = 6,402,249,823,356,027
  5. Step 5: Solve for x
    x = 6,402,249,823,356,027/92,157,861.78
  6. Step 6: Final answer
    x = 69,470,468.39

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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.