Home / 983,744,983.81-1,475,875,914.27-353,540,670.06

Finding the Fourth Proportional to 983,744,983.81, 1,475,875,914.27 and 353,540,670.06

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Solution

The fourth proportional to 983,744,983.81, 1,475,875,914.27 and 353,540,670.06 is: 530,403,883.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    983,744,983.81 : 1,475,875,914.27 = 353,540,670.06 : x
  2. Step 2: Convert to fraction form
    983,744,983.81/1,475,875,914.27 = 353,540,670.06/x
  3. Step 3: Cross multiply
    983,744,983.81x = 1,475,875,914.27 × 353,540,670.06
  4. Step 4: Simplify right side
    983,744,983.81x = 521,782,159,656,430,912
  5. Step 5: Solve for x
    x = 521,782,159,656,430,912/983,744,983.81
  6. Step 6: Final answer
    x = 530,403,883.37

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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.