Home / 295,085,655.20-442,628,482.80-286,582,599.20

Finding the Fourth Proportional to 295,085,655.20, 442,628,482.80 and 286,582,599.20

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Solution

The fourth proportional to 295,085,655.20, 442,628,482.80 and 286,582,599.20 is: 429,873,898.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,085,655.20 : 442,628,482.80 = 286,582,599.20 : x
  2. Step 2: Convert to fraction form
    295,085,655.20/442,628,482.80 = 286,582,599.20/x
  3. Step 3: Cross multiply
    295,085,655.20x = 442,628,482.80 × 286,582,599.20
  4. Step 4: Simplify right side
    295,085,655.20x = 126,849,621,080,776,496
  5. Step 5: Solve for x
    x = 126,849,621,080,776,496/295,085,655.20
  6. Step 6: Final answer
    x = 429,873,898.80

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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.