Home / 674,352,172.80-1,011,024,374.40-367,990,214.40

Finding the Fourth Proportional to 674,352,172.80, 1,011,024,374.40 and 367,990,214.40

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Solution

The fourth proportional to 674,352,172.80, 1,011,024,374.40 and 367,990,214.40 is: 551,710,354.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,352,172.80 : 1,011,024,374.40 = 367,990,214.40 : x
  2. Step 2: Convert to fraction form
    674,352,172.80/1,011,024,374.40 = 367,990,214.40/x
  3. Step 3: Cross multiply
    674,352,172.80x = 1,011,024,374.40 × 367,990,214.40
  4. Step 4: Simplify right side
    674,352,172.80x = 372,047,076,299,081,856
  5. Step 5: Solve for x
    x = 372,047,076,299,081,856/674,352,172.80
  6. Step 6: Final answer
    x = 551,710,354.48

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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.