Home / 355,038,213.60-532,557,320.40-163,935,237.60

Finding the Fourth Proportional to 355,038,213.60, 532,557,320.40 and 163,935,237.60

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Solution

The fourth proportional to 355,038,213.60, 532,557,320.40 and 163,935,237.60 is: 245,902,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,038,213.60 : 532,557,320.40 = 163,935,237.60 : x
  2. Step 2: Convert to fraction form
    355,038,213.60/532,557,320.40 = 163,935,237.60/x
  3. Step 3: Cross multiply
    355,038,213.60x = 532,557,320.40 × 163,935,237.60
  4. Step 4: Simplify right side
    355,038,213.60x = 87,304,910,855,393,312
  5. Step 5: Solve for x
    x = 87,304,910,855,393,312/355,038,213.60
  6. Step 6: Final answer
    x = 245,902,856.40

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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.