Home / 65,424,000.40-98,136,000.60-64,976,102.80

Finding the Fourth Proportional to 65,424,000.40, 98,136,000.60 and 64,976,102.80

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Solution

The fourth proportional to 65,424,000.40, 98,136,000.60 and 64,976,102.80 is: 97,464,154.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,424,000.40 : 98,136,000.60 = 64,976,102.80 : x
  2. Step 2: Convert to fraction form
    65,424,000.40/98,136,000.60 = 64,976,102.80/x
  3. Step 3: Cross multiply
    65,424,000.40x = 98,136,000.60 × 64,976,102.80
  4. Step 4: Simplify right side
    65,424,000.40x = 6,376,494,863,366,461
  5. Step 5: Solve for x
    x = 6,376,494,863,366,461/65,424,000.40
  6. Step 6: Final answer
    x = 97,464,154.20

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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.