Home / 157,465,296.40-236,197,944.60-55,192,428.40

Finding the Fourth Proportional to 157,465,296.40, 236,197,944.60 and 55,192,428.40

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Solution

The fourth proportional to 157,465,296.40, 236,197,944.60 and 55,192,428.40 is: 82,788,642.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,465,296.40 : 236,197,944.60 = 55,192,428.40 : x
  2. Step 2: Convert to fraction form
    157,465,296.40/236,197,944.60 = 55,192,428.40/x
  3. Step 3: Cross multiply
    157,465,296.40x = 236,197,944.60 × 55,192,428.40
  4. Step 4: Simplify right side
    157,465,296.40x = 13,036,338,145,562,666
  5. Step 5: Solve for x
    x = 13,036,338,145,562,666/157,465,296.40
  6. Step 6: Final answer
    x = 82,788,642.60

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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.