Home / 885,736,664.70-1,328,604,997.05-880,634,831.10

Finding the Fourth Proportional to 885,736,664.70, 1,328,604,997.05 and 880,634,831.10

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Solution

The fourth proportional to 885,736,664.70, 1,328,604,997.05 and 880,634,831.10 is: 1,320,952,246.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,736,664.70 : 1,328,604,997.05 = 880,634,831.10 : x
  2. Step 2: Convert to fraction form
    885,736,664.70/1,328,604,997.05 = 880,634,831.10/x
  3. Step 3: Cross multiply
    885,736,664.70x = 1,328,604,997.05 × 880,634,831.10
  4. Step 4: Simplify right side
    885,736,664.70x = 1,170,015,837,175,742,720
  5. Step 5: Solve for x
    x = 1,170,015,837,175,742,720/885,736,664.70
  6. Step 6: Final answer
    x = 1,320,952,246.65

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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.