Home / 191,780,927.37-264,729,649.56-125,705,681.19

Finding the Fourth Proportional to 191,780,927.37, 264,729,649.56 and 125,705,681.19

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Solution

The fourth proportional to 191,780,927.37, 264,729,649.56 and 125,705,681.19 is: 173,521,013.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,780,927.37 : 264,729,649.56 = 125,705,681.19 : x
  2. Step 2: Convert to fraction form
    191,780,927.37/264,729,649.56 = 125,705,681.19/x
  3. Step 3: Cross multiply
    191,780,927.37x = 264,729,649.56 × 125,705,681.19
  4. Step 4: Simplify right side
    191,780,927.37x = 33,278,020,929,129,784
  5. Step 5: Solve for x
    x = 33,278,020,929,129,784/191,780,927.37
  6. Step 6: Final answer
    x = 173,521,013.72

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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.