Home / 953,108,448.15-1,428,843,867.63-331,242,886.56

Finding the Fourth Proportional to 953,108,448.15, 1,428,843,867.63 and 331,242,886.56

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Solution

The fourth proportional to 953,108,448.15, 1,428,843,867.63 and 331,242,886.56 is: 496,579,762.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,108,448.15 : 1,428,843,867.63 = 331,242,886.56 : x
  2. Step 2: Convert to fraction form
    953,108,448.15/1,428,843,867.63 = 331,242,886.56/x
  3. Step 3: Cross multiply
    953,108,448.15x = 1,428,843,867.63 × 331,242,886.56
  4. Step 4: Simplify right side
    953,108,448.15x = 473,294,367,155,592,064
  5. Step 5: Solve for x
    x = 473,294,367,155,592,064/953,108,448.15
  6. Step 6: Final answer
    x = 496,579,762.85

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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.