Home / 96,984,098.40-145,476,147.60-86,461,566.60

Finding the Fourth Proportional to 96,984,098.40, 145,476,147.60 and 86,461,566.60

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Solution

The fourth proportional to 96,984,098.40, 145,476,147.60 and 86,461,566.60 is: 129,692,349.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,984,098.40 : 145,476,147.60 = 86,461,566.60 : x
  2. Step 2: Convert to fraction form
    96,984,098.40/145,476,147.60 = 86,461,566.60/x
  3. Step 3: Cross multiply
    96,984,098.40x = 145,476,147.60 × 86,461,566.60
  4. Step 4: Simplify right side
    96,984,098.40x = 12,578,095,624,428,828
  5. Step 5: Solve for x
    x = 12,578,095,624,428,828/96,984,098.40
  6. Step 6: Final answer
    x = 129,692,349.90

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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.