Home / 354,966,777.60-532,450,166.40-163,863,801.60

Finding the Fourth Proportional to 354,966,777.60, 532,450,166.40 and 163,863,801.60

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Solution

The fourth proportional to 354,966,777.60, 532,450,166.40 and 163,863,801.60 is: 245,795,702.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,966,777.60 : 532,450,166.40 = 163,863,801.60 : x
  2. Step 2: Convert to fraction form
    354,966,777.60/532,450,166.40 = 163,863,801.60/x
  3. Step 3: Cross multiply
    354,966,777.60x = 532,450,166.40 × 163,863,801.60
  4. Step 4: Simplify right side
    354,966,777.60x = 87,249,308,428,856,576
  5. Step 5: Solve for x
    x = 87,249,308,428,856,576/354,966,777.60
  6. Step 6: Final answer
    x = 245,795,702.40

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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.