Home / 92,692,377.60-139,038,566.40-51,877,708.80

Finding the Fourth Proportional to 92,692,377.60, 139,038,566.40 and 51,877,708.80

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Solution

The fourth proportional to 92,692,377.60, 139,038,566.40 and 51,877,708.80 is: 77,816,563.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,692,377.60 : 139,038,566.40 = 51,877,708.80 : x
  2. Step 2: Convert to fraction form
    92,692,377.60/139,038,566.40 = 51,877,708.80/x
  3. Step 3: Cross multiply
    92,692,377.60x = 139,038,566.40 × 51,877,708.80
  4. Step 4: Simplify right side
    92,692,377.60x = 7,213,002,259,668,664
  5. Step 5: Solve for x
    x = 7,213,002,259,668,664/92,692,377.60
  6. Step 6: Final answer
    x = 77,816,563.20

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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.