Home / 84,828,531.87-127,240,254.81-23,421,442.86

Finding the Fourth Proportional to 84,828,531.87, 127,240,254.81 and 23,421,442.86

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Solution

The fourth proportional to 84,828,531.87, 127,240,254.81 and 23,421,442.86 is: 35,131,462.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,828,531.87 : 127,240,254.81 = 23,421,442.86 : x
  2. Step 2: Convert to fraction form
    84,828,531.87/127,240,254.81 = 23,421,442.86/x
  3. Step 3: Cross multiply
    84,828,531.87x = 127,240,254.81 × 23,421,442.86
  4. Step 4: Simplify right side
    84,828,531.87x = 2,980,150,357,524,255
  5. Step 5: Solve for x
    x = 2,980,150,357,524,255/84,828,531.87
  6. Step 6: Final answer
    x = 35,131,462.16

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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.