Home / 302,539,388.05-453,941,080.78-105,943,904.16

Finding the Fourth Proportional to 302,539,388.05, 453,941,080.78 and 105,943,904.16

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Solution

The fourth proportional to 302,539,388.05, 453,941,080.78 and 105,943,904.16 is: 158,962,079.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,539,388.05 : 453,941,080.78 = 105,943,904.16 : x
  2. Step 2: Convert to fraction form
    302,539,388.05/453,941,080.78 = 105,943,904.16/x
  3. Step 3: Cross multiply
    302,539,388.05x = 453,941,080.78 × 105,943,904.16
  4. Step 4: Simplify right side
    302,539,388.05x = 48,092,290,356,178,272
  5. Step 5: Solve for x
    x = 48,092,290,356,178,272/302,539,388.05
  6. Step 6: Final answer
    x = 158,962,079.84

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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.