Home / 157,788,130.60-236,682,195.90-103,368,572.20

Finding the Fourth Proportional to 157,788,130.60, 236,682,195.90 and 103,368,572.20

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Solution

The fourth proportional to 157,788,130.60, 236,682,195.90 and 103,368,572.20 is: 155,052,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,788,130.60 : 236,682,195.90 = 103,368,572.20 : x
  2. Step 2: Convert to fraction form
    157,788,130.60/236,682,195.90 = 103,368,572.20/x
  3. Step 3: Cross multiply
    157,788,130.60x = 236,682,195.90 × 103,368,572.20
  4. Step 4: Simplify right side
    157,788,130.60x = 24,465,500,655,343,696
  5. Step 5: Solve for x
    x = 24,465,500,655,343,696/157,788,130.60
  6. Step 6: Final answer
    x = 155,052,858.30

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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.