Home / 83,123,465.80-124,698,845.64-25,615,746.76

Finding the Fourth Proportional to 83,123,465.80, 124,698,845.64 and 25,615,746.76

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Solution

The fourth proportional to 83,123,465.80, 124,698,845.64 and 25,615,746.76 is: 38,427,825.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,123,465.80 : 124,698,845.64 = 25,615,746.76 : x
  2. Step 2: Convert to fraction form
    83,123,465.80/124,698,845.64 = 25,615,746.76/x
  3. Step 3: Cross multiply
    83,123,465.80x = 124,698,845.64 × 25,615,746.76
  4. Step 4: Simplify right side
    83,123,465.80x = 3,194,254,051,178,570.50
  5. Step 5: Solve for x
    x = 3,194,254,051,178,570.50/83,123,465.80
  6. Step 6: Final answer
    x = 38,427,825.65

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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.