Home / 443,247,539.32-611,742,368.82-255,071,965.96

Finding the Fourth Proportional to 443,247,539.32, 611,742,368.82 and 255,071,965.96

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Solution

The fourth proportional to 443,247,539.32, 611,742,368.82 and 255,071,965.96 is: 352,034,280.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    443,247,539.32 : 611,742,368.82 = 255,071,965.96 : x
  2. Step 2: Convert to fraction form
    443,247,539.32/611,742,368.82 = 255,071,965.96/x
  3. Step 3: Cross multiply
    443,247,539.32x = 611,742,368.82 × 255,071,965.96
  4. Step 4: Simplify right side
    443,247,539.32x = 156,038,328,675,944,832
  5. Step 5: Solve for x
    x = 156,038,328,675,944,832/443,247,539.32
  6. Step 6: Final answer
    x = 352,034,280.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.