Home / 832,119,280.40-1,248,328,219.80-347,494,077.20

Finding the Fourth Proportional to 832,119,280.40, 1,248,328,219.80 and 347,494,077.20

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Solution

The fourth proportional to 832,119,280.40, 1,248,328,219.80 and 347,494,077.20 is: 521,303,463.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,119,280.40 : 1,248,328,219.80 = 347,494,077.20 : x
  2. Step 2: Convert to fraction form
    832,119,280.40/1,248,328,219.80 = 347,494,077.20/x
  3. Step 3: Cross multiply
    832,119,280.40x = 1,248,328,219.80 × 347,494,077.20
  4. Step 4: Simplify right side
    832,119,280.40x = 433,786,662,782,119,744
  5. Step 5: Solve for x
    x = 433,786,662,782,119,744/832,119,280.40
  6. Step 6: Final answer
    x = 521,303,463.34

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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.