Home / 1,592,731,011.81-2,389,104,074.14-487,334,105.48

Finding the Fourth Proportional to 1,592,731,011.81, 2,389,104,074.14 and 487,334,105.48

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Solution

The fourth proportional to 1,592,731,011.81, 2,389,104,074.14 and 487,334,105.48 is: 731,003,470.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,592,731,011.81 : 2,389,104,074.14 = 487,334,105.48 : x
  2. Step 2: Convert to fraction form
    1,592,731,011.81/2,389,104,074.14 = 487,334,105.48/x
  3. Step 3: Cross multiply
    1,592,731,011.81x = 2,389,104,074.14 × 487,334,105.48
  4. Step 4: Simplify right side
    1,592,731,011.81x = 1,164,291,896,869,640,448
  5. Step 5: Solve for x
    x = 1,164,291,896,869,640,448/1,592,731,011.81
  6. Step 6: Final answer
    x = 731,003,470.29

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Double scale
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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.