Home / 124,439,749.92-171,701,218.06-71,506,229.67

Finding the Fourth Proportional to 124,439,749.92, 171,701,218.06 and 71,506,229.67

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Solution

The fourth proportional to 124,439,749.92, 171,701,218.06 and 71,506,229.67 is: 98,663,865.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,439,749.92 : 171,701,218.06 = 71,506,229.67 : x
  2. Step 2: Convert to fraction form
    124,439,749.92/171,701,218.06 = 71,506,229.67/x
  3. Step 3: Cross multiply
    124,439,749.92x = 171,701,218.06 × 71,506,229.67
  4. Step 4: Simplify right side
    124,439,749.92x = 12,277,706,733,038,346
  5. Step 5: Solve for x
    x = 12,277,706,733,038,346/124,439,749.92
  6. Step 6: Final answer
    x = 98,663,865.37

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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.