Home / 102,316,288.80-153,475,745.40-34,158,980.55

Finding the Fourth Proportional to 102,316,288.80, 153,475,745.40 and 34,158,980.55

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Solution

The fourth proportional to 102,316,288.80, 153,475,745.40 and 34,158,980.55 is: 51,238,908.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,316,288.80 : 153,475,745.40 = 34,158,980.55 : x
  2. Step 2: Convert to fraction form
    102,316,288.80/153,475,745.40 = 34,158,980.55/x
  3. Step 3: Cross multiply
    102,316,288.80x = 153,475,745.40 × 34,158,980.55
  4. Step 4: Simplify right side
    102,316,288.80x = 5,242,575,002,015,352
  5. Step 5: Solve for x
    x = 5,242,575,002,015,352/102,316,288.80
  6. Step 6: Final answer
    x = 51,238,908.91

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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.