Home / 305,440,191.60-458,160,287.40-111,357,938.40

Finding the Fourth Proportional to 305,440,191.60, 458,160,287.40 and 111,357,938.40

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Solution

The fourth proportional to 305,440,191.60, 458,160,287.40 and 111,357,938.40 is: 167,036,907.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,440,191.60 : 458,160,287.40 = 111,357,938.40 : x
  2. Step 2: Convert to fraction form
    305,440,191.60/458,160,287.40 = 111,357,938.40/x
  3. Step 3: Cross multiply
    305,440,191.60x = 458,160,287.40 × 111,357,938.40
  4. Step 4: Simplify right side
    305,440,191.60x = 51,019,785,061,615,496
  5. Step 5: Solve for x
    x = 51,019,785,061,615,496/305,440,191.60
  6. Step 6: Final answer
    x = 167,036,907.60

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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.