Home / 185,317,830.90-255,738,507.84-101,686,510.80

Finding the Fourth Proportional to 185,317,830.90, 255,738,507.84 and 101,686,510.80

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Solution

The fourth proportional to 185,317,830.90, 255,738,507.84 and 101,686,510.80 is: 140,327,330.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,317,830.90 : 255,738,507.84 = 101,686,510.80 : x
  2. Step 2: Convert to fraction form
    185,317,830.90/255,738,507.84 = 101,686,510.80/x
  3. Step 3: Cross multiply
    185,317,830.90x = 255,738,507.84 × 101,686,510.80
  4. Step 4: Simplify right side
    185,317,830.90x = 26,005,156,539,448,044
  5. Step 5: Solve for x
    x = 26,005,156,539,448,044/185,317,830.90
  6. Step 6: Final answer
    x = 140,327,330.69

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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.