Home / 293,429,228.80-440,196,987.30-147,495,530.20

Finding the Fourth Proportional to 293,429,228.80, 440,196,987.30 and 147,495,530.20

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Solution

The fourth proportional to 293,429,228.80, 440,196,987.30 and 147,495,530.20 is: 221,270,008.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,429,228.80 : 440,196,987.30 = 147,495,530.20 : x
  2. Step 2: Convert to fraction form
    293,429,228.80/440,196,987.30 = 147,495,530.20/x
  3. Step 3: Cross multiply
    293,429,228.80x = 440,196,987.30 × 147,495,530.20
  4. Step 4: Simplify right side
    293,429,228.80x = 64,927,088,034,256,160
  5. Step 5: Solve for x
    x = 64,927,088,034,256,160/293,429,228.80
  6. Step 6: Final answer
    x = 221,270,008.78

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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.