Home / 90,227,950.48-124,511,349.76-51,068,886.24

Finding the Fourth Proportional to 90,227,950.48, 124,511,349.76 and 51,068,886.24

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Solution

The fourth proportional to 90,227,950.48, 124,511,349.76 and 51,068,886.24 is: 70,473,239.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,227,950.48 : 124,511,349.76 = 51,068,886.24 : x
  2. Step 2: Convert to fraction form
    90,227,950.48/124,511,349.76 = 51,068,886.24/x
  3. Step 3: Cross multiply
    90,227,950.48x = 124,511,349.76 × 51,068,886.24
  4. Step 4: Simplify right side
    90,227,950.48x = 6,358,655,956,821,536
  5. Step 5: Solve for x
    x = 6,358,655,956,821,536/90,227,950.48
  6. Step 6: Final answer
    x = 70,473,239.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.