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Finding the Fourth Proportional to 587,018,477.60, 880,634,004.60 and 295,151,080.40

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Solution

The fourth proportional to 587,018,477.60, 880,634,004.60 and 295,151,080.40 is: 442,780,061.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,018,477.60 : 880,634,004.60 = 295,151,080.40 : x
  2. Step 2: Convert to fraction form
    587,018,477.60/880,634,004.60 = 295,151,080.40/x
  3. Step 3: Cross multiply
    587,018,477.60x = 880,634,004.60 × 295,151,080.40
  4. Step 4: Simplify right side
    587,018,477.60x = 259,920,077,894,668,544
  5. Step 5: Solve for x
    x = 259,920,077,894,668,544/587,018,477.60
  6. Step 6: Final answer
    x = 442,780,061.98

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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.