Home / 117,424,363.20-176,136,544.80-49,315,934.40

Finding the Fourth Proportional to 117,424,363.20, 176,136,544.80 and 49,315,934.40

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Solution

The fourth proportional to 117,424,363.20, 176,136,544.80 and 49,315,934.40 is: 73,973,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,424,363.20 : 176,136,544.80 = 49,315,934.40 : x
  2. Step 2: Convert to fraction form
    117,424,363.20/176,136,544.80 = 49,315,934.40/x
  3. Step 3: Cross multiply
    117,424,363.20x = 176,136,544.80 × 49,315,934.40
  4. Step 4: Simplify right side
    117,424,363.20x = 8,686,338,288,799,461
  5. Step 5: Solve for x
    x = 8,686,338,288,799,461/117,424,363.20
  6. Step 6: Final answer
    x = 73,973,901.60

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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.