Home / 101,374,054.71-151,813,071.90-91,548,305.16

Finding the Fourth Proportional to 101,374,054.71, 151,813,071.90 and 91,548,305.16

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Solution

The fourth proportional to 101,374,054.71, 151,813,071.90 and 91,548,305.16 is: 137,098,486.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,374,054.71 : 151,813,071.90 = 91,548,305.16 : x
  2. Step 2: Convert to fraction form
    101,374,054.71/151,813,071.90 = 91,548,305.16/x
  3. Step 3: Cross multiply
    101,374,054.71x = 151,813,071.90 × 91,548,305.16
  4. Step 4: Simplify right side
    101,374,054.71x = 13,898,229,433,578,222
  5. Step 5: Solve for x
    x = 13,898,229,433,578,222/101,374,054.71
  6. Step 6: Final answer
    x = 137,098,486.13

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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.