Home / 425,851,230.04-639,001,899.84-302,153,276

Finding the Fourth Proportional to 425,851,230.04, 639,001,899.84 and 302,153,276

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Solution

The fourth proportional to 425,851,230.04, 639,001,899.84 and 302,153,276 is: 453,389,596.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,851,230.04 : 639,001,899.84 = 302,153,276 : x
  2. Step 2: Convert to fraction form
    425,851,230.04/639,001,899.84 = 302,153,276/x
  3. Step 3: Cross multiply
    425,851,230.04x = 639,001,899.84 × 302,153,276
  4. Step 4: Simplify right side
    425,851,230.04x = 193,076,517,406,879,872
  5. Step 5: Solve for x
    x = 193,076,517,406,879,872/425,851,230.04
  6. Step 6: Final answer
    x = 453,389,596.62

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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.