Home / 65,376,072.30-98,064,108.45-42,701,256.30

Finding the Fourth Proportional to 65,376,072.30, 98,064,108.45 and 42,701,256.30

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Solution

The fourth proportional to 65,376,072.30, 98,064,108.45 and 42,701,256.30 is: 64,051,884.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,376,072.30 : 98,064,108.45 = 42,701,256.30 : x
  2. Step 2: Convert to fraction form
    65,376,072.30/98,064,108.45 = 42,701,256.30/x
  3. Step 3: Cross multiply
    65,376,072.30x = 98,064,108.45 × 42,701,256.30
  4. Step 4: Simplify right side
    65,376,072.30x = 4,187,460,628,754,445.50
  5. Step 5: Solve for x
    x = 4,187,460,628,754,445.50/65,376,072.30
  6. Step 6: Final answer
    x = 64,051,884.45

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Double scale
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Similar ratio
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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.