Home / 75,046,721,831.76-103,564,099,751.88-40,752,122,047.44

Finding the Fourth Proportional to 75,046,721,831.76, 103,564,099,751.88 and 40,752,122,047.44

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Solution

The fourth proportional to 75,046,721,831.76, 103,564,099,751.88 and 40,752,122,047.44 is: 56,237,724,044.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,046,721,831.76 : 103,564,099,751.88 = 40,752,122,047.44 : x
  2. Step 2: Convert to fraction form
    75,046,721,831.76/103,564,099,751.88 = 40,752,122,047.44/x
  3. Step 3: Cross multiply
    75,046,721,831.76x = 103,564,099,751.88 × 40,752,122,047.44
  4. Step 4: Simplify right side
    75,046,721,831.76x = 4,220,456,832,821,864,955,904
  5. Step 5: Solve for x
    x = 4,220,456,832,821,864,955,904/75,046,721,831.76
  6. Step 6: Final answer
    x = 56,237,724,044.54

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1.5x scale

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.