Home / 157,768,503.10-236,664,644.40-47,095,430.97

Finding the Fourth Proportional to 157,768,503.10, 236,664,644.40 and 47,095,430.97

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Solution

The fourth proportional to 157,768,503.10, 236,664,644.40 and 47,095,430.97 is: 70,646,695.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,768,503.10 : 236,664,644.40 = 47,095,430.97 : x
  2. Step 2: Convert to fraction form
    157,768,503.10/236,664,644.40 = 47,095,430.97/x
  3. Step 3: Cross multiply
    157,768,503.10x = 236,664,644.40 × 47,095,430.97
  4. Step 4: Simplify right side
    157,768,503.10x = 11,145,823,424,267,290
  5. Step 5: Solve for x
    x = 11,145,823,424,267,290/157,768,503.10
  6. Step 6: Final answer
    x = 70,646,695.67

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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.