Home / 118,144,495.20-177,216,742.80-69,572,488.80

Finding the Fourth Proportional to 118,144,495.20, 177,216,742.80 and 69,572,488.80

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Solution

The fourth proportional to 118,144,495.20, 177,216,742.80 and 69,572,488.80 is: 104,358,733.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,144,495.20 : 177,216,742.80 = 69,572,488.80 : x
  2. Step 2: Convert to fraction form
    118,144,495.20/177,216,742.80 = 69,572,488.80/x
  3. Step 3: Cross multiply
    118,144,495.20x = 177,216,742.80 × 69,572,488.80
  4. Step 4: Simplify right side
    118,144,495.20x = 12,329,409,853,625,480
  5. Step 5: Solve for x
    x = 12,329,409,853,625,480/118,144,495.20
  6. Step 6: Final answer
    x = 104,358,733.20

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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.