Home / 398,630,854.30-597,946,281.45-183,640,006.30

Finding the Fourth Proportional to 398,630,854.30, 597,946,281.45 and 183,640,006.30

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Solution

The fourth proportional to 398,630,854.30, 597,946,281.45 and 183,640,006.30 is: 275,460,009.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,630,854.30 : 597,946,281.45 = 183,640,006.30 : x
  2. Step 2: Convert to fraction form
    398,630,854.30/597,946,281.45 = 183,640,006.30/x
  3. Step 3: Cross multiply
    398,630,854.30x = 597,946,281.45 × 183,640,006.30
  4. Step 4: Simplify right side
    398,630,854.30x = 109,806,858,892,539,584
  5. Step 5: Solve for x
    x = 109,806,858,892,539,584/398,630,854.30
  6. Step 6: Final answer
    x = 275,460,009.45

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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.