Home / 351,814,501.23-485,503,823.48-193,045,666.70

Finding the Fourth Proportional to 351,814,501.23, 485,503,823.48 and 193,045,666.70

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Solution

The fourth proportional to 351,814,501.23, 485,503,823.48 and 193,045,666.70 is: 266,402,916.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,814,501.23 : 485,503,823.48 = 193,045,666.70 : x
  2. Step 2: Convert to fraction form
    351,814,501.23/485,503,823.48 = 193,045,666.70/x
  3. Step 3: Cross multiply
    351,814,501.23x = 485,503,823.48 × 193,045,666.70
  4. Step 4: Simplify right side
    351,814,501.23x = 93,724,409,289,095,712
  5. Step 5: Solve for x
    x = 93,724,409,289,095,712/351,814,501.23
  6. Step 6: Final answer
    x = 266,402,916.77

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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.