Home / 364,334,981.76-502,773,652.80-199,323,907.20

Finding the Fourth Proportional to 364,334,981.76, 502,773,652.80 and 199,323,907.20

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Solution

The fourth proportional to 364,334,981.76, 502,773,652.80 and 199,323,907.20 is: 275,062,274.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,334,981.76 : 502,773,652.80 = 199,323,907.20 : x
  2. Step 2: Convert to fraction form
    364,334,981.76/502,773,652.80 = 199,323,907.20/x
  3. Step 3: Cross multiply
    364,334,981.76x = 502,773,652.80 × 199,323,907.20
  4. Step 4: Simplify right side
    364,334,981.76x = 100,214,808,913,312,224
  5. Step 5: Solve for x
    x = 100,214,808,913,312,224/364,334,981.76
  6. Step 6: Final answer
    x = 275,062,274.91

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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.