Home / 88,069,308.60-121,535,929.86-48,911,085.35

Finding the Fourth Proportional to 88,069,308.60, 121,535,929.86 and 48,911,085.35

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Solution

The fourth proportional to 88,069,308.60, 121,535,929.86 and 48,911,085.35 is: 67,497,455.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,069,308.60 : 121,535,929.86 = 48,911,085.35 : x
  2. Step 2: Convert to fraction form
    88,069,308.60/121,535,929.86 = 48,911,085.35/x
  3. Step 3: Cross multiply
    88,069,308.60x = 121,535,929.86 × 48,911,085.35
  4. Step 4: Simplify right side
    88,069,308.60x = 5,944,454,237,682,977
  5. Step 5: Solve for x
    x = 5,944,454,237,682,977/88,069,308.60
  6. Step 6: Final answer
    x = 67,497,455.49

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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.