Home / 620,039,808.08-929,736,769.45-292,427,357.07

Finding the Fourth Proportional to 620,039,808.08, 929,736,769.45 and 292,427,357.07

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Solution

The fourth proportional to 620,039,808.08, 929,736,769.45 and 292,427,357.07 is: 438,488,727.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    620,039,808.08 : 929,736,769.45 = 292,427,357.07 : x
  2. Step 2: Convert to fraction form
    620,039,808.08/929,736,769.45 = 292,427,357.07/x
  3. Step 3: Cross multiply
    620,039,808.08x = 929,736,769.45 × 292,427,357.07
  4. Step 4: Simplify right side
    620,039,808.08x = 271,880,466,261,063,424
  5. Step 5: Solve for x
    x = 271,880,466,261,063,424/620,039,808.08
  6. Step 6: Final answer
    x = 438,488,727.20

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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.