Home / 64,158,831.20-96,238,246.80-30,146,607.20

Finding the Fourth Proportional to 64,158,831.20, 96,238,246.80 and 30,146,607.20

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Solution

The fourth proportional to 64,158,831.20, 96,238,246.80 and 30,146,607.20 is: 45,219,910.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,158,831.20 : 96,238,246.80 = 30,146,607.20 : x
  2. Step 2: Convert to fraction form
    64,158,831.20/96,238,246.80 = 30,146,607.20/x
  3. Step 3: Cross multiply
    64,158,831.20x = 96,238,246.80 × 30,146,607.20
  4. Step 4: Simplify right side
    64,158,831.20x = 2,901,256,623,896,257
  5. Step 5: Solve for x
    x = 2,901,256,623,896,257/64,158,831.20
  6. Step 6: Final answer
    x = 45,219,910.80

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1.5x scale

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.