Home / 684,192,873.60-1,026,289,310.40-224,146,051.20

Finding the Fourth Proportional to 684,192,873.60, 1,026,289,310.40 and 224,146,051.20

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Solution

The fourth proportional to 684,192,873.60, 1,026,289,310.40 and 224,146,051.20 is: 336,219,076.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    684,192,873.60 : 1,026,289,310.40 = 224,146,051.20 : x
  2. Step 2: Convert to fraction form
    684,192,873.60/1,026,289,310.40 = 224,146,051.20/x
  3. Step 3: Cross multiply
    684,192,873.60x = 1,026,289,310.40 × 224,146,051.20
  4. Step 4: Simplify right side
    684,192,873.60x = 230,038,696,314,931,072
  5. Step 5: Solve for x
    x = 230,038,696,314,931,072/684,192,873.60
  6. Step 6: Final answer
    x = 336,219,076.80

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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.