Home / 191,232,525.39-286,255,006.65-103,576,330.95

Finding the Fourth Proportional to 191,232,525.39, 286,255,006.65 and 103,576,330.95

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Solution

The fourth proportional to 191,232,525.39, 286,255,006.65 and 103,576,330.95 is: 155,042,889.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,232,525.39 : 286,255,006.65 = 103,576,330.95 : x
  2. Step 2: Convert to fraction form
    191,232,525.39/286,255,006.65 = 103,576,330.95/x
  3. Step 3: Cross multiply
    191,232,525.39x = 286,255,006.65 × 103,576,330.95
  4. Step 4: Simplify right side
    191,232,525.39x = 29,649,243,304,874,848
  5. Step 5: Solve for x
    x = 29,649,243,304,874,848/191,232,525.39
  6. Step 6: Final answer
    x = 155,042,889.51

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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.