Home / 354,144,001.60-531,216,002.40-111,775,412.80

Finding the Fourth Proportional to 354,144,001.60, 531,216,002.40 and 111,775,412.80

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Solution

The fourth proportional to 354,144,001.60, 531,216,002.40 and 111,775,412.80 is: 167,663,119.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,144,001.60 : 531,216,002.40 = 111,775,412.80 : x
  2. Step 2: Convert to fraction form
    354,144,001.60/531,216,002.40 = 111,775,412.80/x
  3. Step 3: Cross multiply
    354,144,001.60x = 531,216,002.40 × 111,775,412.80
  4. Step 4: Simplify right side
    354,144,001.60x = 59,376,887,954,225,784
  5. Step 5: Solve for x
    x = 59,376,887,954,225,784/354,144,001.60
  6. Step 6: Final answer
    x = 167,663,119.20

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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.