Home / 191,727,010.80-287,590,516.20-53,552,350.80

Finding the Fourth Proportional to 191,727,010.80, 287,590,516.20 and 53,552,350.80

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Solution

The fourth proportional to 191,727,010.80, 287,590,516.20 and 53,552,350.80 is: 80,328,526.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,727,010.80 : 287,590,516.20 = 53,552,350.80 : x
  2. Step 2: Convert to fraction form
    191,727,010.80/287,590,516.20 = 53,552,350.80/x
  3. Step 3: Cross multiply
    191,727,010.80x = 287,590,516.20 × 53,552,350.80
  4. Step 4: Simplify right side
    191,727,010.80x = 15,401,148,210,295,482
  5. Step 5: Solve for x
    x = 15,401,148,210,295,482/191,727,010.80
  6. Step 6: Final answer
    x = 80,328,526.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.