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Finding the Fourth Proportional to 201,156,822.40, 301,806,092.40 and 98,852,461.60

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Solution

The fourth proportional to 201,156,822.40, 301,806,092.40 and 98,852,461.60 is: 148,313,513.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,156,822.40 : 301,806,092.40 = 98,852,461.60 : x
  2. Step 2: Convert to fraction form
    201,156,822.40/301,806,092.40 = 98,852,461.60/x
  3. Step 3: Cross multiply
    201,156,822.40x = 301,806,092.40 × 98,852,461.60
  4. Step 4: Simplify right side
    201,156,822.40x = 29,834,275,159,617,048
  5. Step 5: Solve for x
    x = 29,834,275,159,617,048/201,156,822.40
  6. Step 6: Final answer
    x = 148,313,513.82

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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.