Home / 440,341,031.60-660,511,547.40-295,222,209.20

Finding the Fourth Proportional to 440,341,031.60, 660,511,547.40 and 295,222,209.20

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Solution

The fourth proportional to 440,341,031.60, 660,511,547.40 and 295,222,209.20 is: 442,833,313.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,341,031.60 : 660,511,547.40 = 295,222,209.20 : x
  2. Step 2: Convert to fraction form
    440,341,031.60/660,511,547.40 = 295,222,209.20/x
  3. Step 3: Cross multiply
    440,341,031.60x = 660,511,547.40 × 295,222,209.20
  4. Step 4: Simplify right side
    440,341,031.60x = 194,997,678,225,538,496
  5. Step 5: Solve for x
    x = 194,997,678,225,538,496/440,341,031.60
  6. Step 6: Final answer
    x = 442,833,313.80

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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.