Home / 972,555,252.60-1,458,832,878.90-291,750,900.60

Finding the Fourth Proportional to 972,555,252.60, 1,458,832,878.90 and 291,750,900.60

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Solution

The fourth proportional to 972,555,252.60, 1,458,832,878.90 and 291,750,900.60 is: 437,626,350.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    972,555,252.60 : 1,458,832,878.90 = 291,750,900.60 : x
  2. Step 2: Convert to fraction form
    972,555,252.60/1,458,832,878.90 = 291,750,900.60/x
  3. Step 3: Cross multiply
    972,555,252.60x = 1,458,832,878.90 × 291,750,900.60
  4. Step 4: Simplify right side
    972,555,252.60x = 425,615,806,243,965,824
  5. Step 5: Solve for x
    x = 425,615,806,243,965,824/972,555,252.60
  6. Step 6: Final answer
    x = 437,626,350.90

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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.