Home / 180,880,688.64-249,615,473.45-101,484,789.86

Finding the Fourth Proportional to 180,880,688.64, 249,615,473.45 and 101,484,789.86

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Solution

The fourth proportional to 180,880,688.64, 249,615,473.45 and 101,484,789.86 is: 140,049,079.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,880,688.64 : 249,615,473.45 = 101,484,789.86 : x
  2. Step 2: Convert to fraction form
    180,880,688.64/249,615,473.45 = 101,484,789.86/x
  3. Step 3: Cross multiply
    180,880,688.64x = 249,615,473.45 × 101,484,789.86
  4. Step 4: Simplify right side
    180,880,688.64x = 25,332,173,868,994,272
  5. Step 5: Solve for x
    x = 25,332,173,868,994,272/180,880,688.64
  6. Step 6: Final answer
    x = 140,049,079.09

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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.