Home / 291,277,348.60-436,544,014.20-118,559,023.60

Finding the Fourth Proportional to 291,277,348.60, 436,544,014.20 and 118,559,023.60

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Solution

The fourth proportional to 291,277,348.60, 436,544,014.20 and 118,559,023.60 is: 177,687,116.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,277,348.60 : 436,544,014.20 = 118,559,023.60 : x
  2. Step 2: Convert to fraction form
    291,277,348.60/436,544,014.20 = 118,559,023.60/x
  3. Step 3: Cross multiply
    291,277,348.60x = 436,544,014.20 × 118,559,023.60
  4. Step 4: Simplify right side
    291,277,348.60x = 51,756,232,081,976,528
  5. Step 5: Solve for x
    x = 51,756,232,081,976,528/291,277,348.60
  6. Step 6: Final answer
    x = 177,687,116.18

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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.