Home / 572,030,429.40-858,309,532.38-261,233,322.48

Finding the Fourth Proportional to 572,030,429.40, 858,309,532.38 and 261,233,322.48

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Solution

The fourth proportional to 572,030,429.40, 858,309,532.38 and 261,233,322.48 is: 391,970,495.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,030,429.40 : 858,309,532.38 = 261,233,322.48 : x
  2. Step 2: Convert to fraction form
    572,030,429.40/858,309,532.38 = 261,233,322.48/x
  3. Step 3: Cross multiply
    572,030,429.40x = 858,309,532.38 × 261,233,322.48
  4. Step 4: Simplify right side
    572,030,429.40x = 224,219,050,859,882,528
  5. Step 5: Solve for x
    x = 224,219,050,859,882,528/572,030,429.40
  6. Step 6: Final answer
    x = 391,970,495.51

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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.