Home / 96,576,646.40-144,864,969.60-31,890,435.20

Finding the Fourth Proportional to 96,576,646.40, 144,864,969.60 and 31,890,435.20

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Solution

The fourth proportional to 96,576,646.40, 144,864,969.60 and 31,890,435.20 is: 47,835,652.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,576,646.40 : 144,864,969.60 = 31,890,435.20 : x
  2. Step 2: Convert to fraction form
    96,576,646.40/144,864,969.60 = 31,890,435.20/x
  3. Step 3: Cross multiply
    96,576,646.40x = 144,864,969.60 × 31,890,435.20
  4. Step 4: Simplify right side
    96,576,646.40x = 4,619,806,925,778,770
  5. Step 5: Solve for x
    x = 4,619,806,925,778,770/96,576,646.40
  6. Step 6: Final answer
    x = 47,835,652.80

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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.