Home / 347,751,011.70-521,626,517.55-186,507,875.70

Finding the Fourth Proportional to 347,751,011.70, 521,626,517.55 and 186,507,875.70

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Solution

The fourth proportional to 347,751,011.70, 521,626,517.55 and 186,507,875.70 is: 279,761,813.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,751,011.70 : 521,626,517.55 = 186,507,875.70 : x
  2. Step 2: Convert to fraction form
    347,751,011.70/521,626,517.55 = 186,507,875.70/x
  3. Step 3: Cross multiply
    347,751,011.70x = 521,626,517.55 × 186,507,875.70
  4. Step 4: Simplify right side
    347,751,011.70x = 97,287,453,697,039,264
  5. Step 5: Solve for x
    x = 97,287,453,697,039,264/347,751,011.70
  6. Step 6: Final answer
    x = 279,761,813.55

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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.