Home / 98,408,177.50-135,803,279.76-53,144,918.51

Finding the Fourth Proportional to 98,408,177.50, 135,803,279.76 and 53,144,918.51

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Solution

The fourth proportional to 98,408,177.50, 135,803,279.76 and 53,144,918.51 is: 73,339,984.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,408,177.50 : 135,803,279.76 = 53,144,918.51 : x
  2. Step 2: Convert to fraction form
    98,408,177.50/135,803,279.76 = 53,144,918.51/x
  3. Step 3: Cross multiply
    98,408,177.50x = 135,803,279.76 × 53,144,918.51
  4. Step 4: Simplify right side
    98,408,177.50x = 7,217,254,235,556,916
  5. Step 5: Solve for x
    x = 7,217,254,235,556,916/98,408,177.50
  6. Step 6: Final answer
    x = 73,339,984.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.