Home / 279,090,516,541.44-385,142,953,582.08-152,360,969,917.44

Finding the Fourth Proportional to 279,090,516,541.44, 385,142,953,582.08 and 152,360,969,917.44

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Solution

The fourth proportional to 279,090,516,541.44, 385,142,953,582.08 and 152,360,969,917.44 is: 210,257,068,895.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,090,516,541.44 : 385,142,953,582.08 = 152,360,969,917.44 : x
  2. Step 2: Convert to fraction form
    279,090,516,541.44/385,142,953,582.08 = 152,360,969,917.44/x
  3. Step 3: Cross multiply
    279,090,516,541.44x = 385,142,953,582.08 × 152,360,969,917.44
  4. Step 4: Simplify right side
    279,090,516,541.44x = 58,680,753,964,633,284,411,392
  5. Step 5: Solve for x
    x = 58,680,753,964,633,284,411,392/279,090,516,541.44
  6. Step 6: Final answer
    x = 210,257,068,895.86

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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.