Home / 65,409,093,275.67-98,114,421,131.91-18,242,697,445.11

Finding the Fourth Proportional to 65,409,093,275.67, 98,114,421,131.91 and 18,242,697,445.11

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Solution

The fourth proportional to 65,409,093,275.67, 98,114,421,131.91 and 18,242,697,445.11 is: 27,364,264,050.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,409,093,275.67 : 98,114,421,131.91 = 18,242,697,445.11 : x
  2. Step 2: Convert to fraction form
    65,409,093,275.67/98,114,421,131.91 = 18,242,697,445.11/x
  3. Step 3: Cross multiply
    65,409,093,275.67x = 98,114,421,131.91 × 18,242,697,445.11
  4. Step 4: Simplify right side
    65,409,093,275.67x = 1,789,871,699,711,541,379,072
  5. Step 5: Solve for x
    x = 1,789,871,699,711,541,379,072/65,409,093,275.67
  6. Step 6: Final answer
    x = 27,364,264,050.69

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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.