Home / 116,740,669.37-161,102,159.03-63,817,607.21

Finding the Fourth Proportional to 116,740,669.37, 161,102,159.03 and 63,817,607.21

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Solution

The fourth proportional to 116,740,669.37, 161,102,159.03 and 63,817,607.21 is: 88,068,317.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,740,669.37 : 161,102,159.03 = 63,817,607.21 : x
  2. Step 2: Convert to fraction form
    116,740,669.37/161,102,159.03 = 63,817,607.21/x
  3. Step 3: Cross multiply
    116,740,669.37x = 161,102,159.03 × 63,817,607.21
  4. Step 4: Simplify right side
    116,740,669.37x = 10,281,154,305,013,528
  5. Step 5: Solve for x
    x = 10,281,154,305,013,528/116,740,669.37
  6. Step 6: Final answer
    x = 88,068,317.24

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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.