Home / 440,371,200.60-660,556,800.90-181,453,145.40

Finding the Fourth Proportional to 440,371,200.60, 660,556,800.90 and 181,453,145.40

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Solution

The fourth proportional to 440,371,200.60, 660,556,800.90 and 181,453,145.40 is: 272,179,718.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,371,200.60 : 660,556,800.90 = 181,453,145.40 : x
  2. Step 2: Convert to fraction form
    440,371,200.60/660,556,800.90 = 181,453,145.40/x
  3. Step 3: Cross multiply
    440,371,200.60x = 660,556,800.90 × 181,453,145.40
  4. Step 4: Simplify right side
    440,371,200.60x = 119,860,109,238,666,544
  5. Step 5: Solve for x
    x = 119,860,109,238,666,544/440,371,200.60
  6. Step 6: Final answer
    x = 272,179,718.10

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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.