Home / 355,852,983.60-533,779,475.40-218,103,476.40

Finding the Fourth Proportional to 355,852,983.60, 533,779,475.40 and 218,103,476.40

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Solution

The fourth proportional to 355,852,983.60, 533,779,475.40 and 218,103,476.40 is: 327,155,214.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    355,852,983.60 : 533,779,475.40 = 218,103,476.40 : x
  2. Step 2: Convert to fraction form
    355,852,983.60/533,779,475.40 = 218,103,476.40/x
  3. Step 3: Cross multiply
    355,852,983.60x = 533,779,475.40 × 218,103,476.40
  4. Step 4: Simplify right side
    355,852,983.60x = 116,419,159,215,708,272
  5. Step 5: Solve for x
    x = 116,419,159,215,708,272/355,852,983.60
  6. Step 6: Final answer
    x = 327,155,214.60

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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.