Home / 575,470,518.76-793,968,013.20-352,219,462.12

Finding the Fourth Proportional to 575,470,518.76, 793,968,013.20 and 352,219,462.12

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Solution

The fourth proportional to 575,470,518.76, 793,968,013.20 and 352,219,462.12 is: 485,951,890.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,470,518.76 : 793,968,013.20 = 352,219,462.12 : x
  2. Step 2: Convert to fraction form
    575,470,518.76/793,968,013.20 = 352,219,462.12/x
  3. Step 3: Cross multiply
    575,470,518.76x = 793,968,013.20 × 352,219,462.12
  4. Step 4: Simplify right side
    575,470,518.76x = 279,650,986,549,789,088
  5. Step 5: Solve for x
    x = 279,650,986,549,789,088/575,470,518.76
  6. Step 6: Final answer
    x = 485,951,890.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.