Home / 651,775,691.04-899,467,500.06-354,435,323.10

Finding the Fourth Proportional to 651,775,691.04, 899,467,500.06 and 354,435,323.10

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Solution

The fourth proportional to 651,775,691.04, 899,467,500.06 and 354,435,323.10 is: 489,130,015.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    651,775,691.04 : 899,467,500.06 = 354,435,323.10 : x
  2. Step 2: Convert to fraction form
    651,775,691.04/899,467,500.06 = 354,435,323.10/x
  3. Step 3: Cross multiply
    651,775,691.04x = 899,467,500.06 × 354,435,323.10
  4. Step 4: Simplify right side
    651,775,691.04x = 318,803,054,001,715,392
  5. Step 5: Solve for x
    x = 318,803,054,001,715,392/651,775,691.04
  6. Step 6: Final answer
    x = 489,130,015.72

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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.