Home / 118,118,055.60-177,513,006.60-103,337,434.80

Finding the Fourth Proportional to 118,118,055.60, 177,513,006.60 and 103,337,434.80

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Solution

The fourth proportional to 118,118,055.60, 177,513,006.60 and 103,337,434.80 is: 155,300,039.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,118,055.60 : 177,513,006.60 = 103,337,434.80 : x
  2. Step 2: Convert to fraction form
    118,118,055.60/177,513,006.60 = 103,337,434.80/x
  3. Step 3: Cross multiply
    118,118,055.60x = 177,513,006.60 × 103,337,434.80
  4. Step 4: Simplify right side
    118,118,055.60x = 18,343,738,745,679,468
  5. Step 5: Solve for x
    x = 18,343,738,745,679,468/118,118,055.60
  6. Step 6: Final answer
    x = 155,300,039.88

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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.