Home / 448,045,356.60-672,068,034.90-357,346,092.60

Finding the Fourth Proportional to 448,045,356.60, 672,068,034.90 and 357,346,092.60

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Solution

The fourth proportional to 448,045,356.60, 672,068,034.90 and 357,346,092.60 is: 536,019,138.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,045,356.60 : 672,068,034.90 = 357,346,092.60 : x
  2. Step 2: Convert to fraction form
    448,045,356.60/672,068,034.90 = 357,346,092.60/x
  3. Step 3: Cross multiply
    448,045,356.60x = 672,068,034.90 × 357,346,092.60
  4. Step 4: Simplify right side
    448,045,356.60x = 240,160,886,232,875,424
  5. Step 5: Solve for x
    x = 240,160,886,232,875,424/448,045,356.60
  6. Step 6: Final answer
    x = 536,019,138.90

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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.