Home / 131,889,602.16-181,797,352.56-103,966,776.72

Finding the Fourth Proportional to 131,889,602.16, 181,797,352.56 and 103,966,776.72

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Solution

The fourth proportional to 131,889,602.16, 181,797,352.56 and 103,966,776.72 is: 143,308,376.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,889,602.16 : 181,797,352.56 = 103,966,776.72 : x
  2. Step 2: Convert to fraction form
    131,889,602.16/181,797,352.56 = 103,966,776.72/x
  3. Step 3: Cross multiply
    131,889,602.16x = 181,797,352.56 × 103,966,776.72
  4. Step 4: Simplify right side
    131,889,602.16x = 18,900,884,761,892,640
  5. Step 5: Solve for x
    x = 18,900,884,761,892,640/131,889,602.16
  6. Step 6: Final answer
    x = 143,308,376.49

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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.