Home / 107,774,106.40-161,715,764.40-47,190,426.40

Finding the Fourth Proportional to 107,774,106.40, 161,715,764.40 and 47,190,426.40

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Solution

The fourth proportional to 107,774,106.40, 161,715,764.40 and 47,190,426.40 is: 70,809,549.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,774,106.40 : 161,715,764.40 = 47,190,426.40 : x
  2. Step 2: Convert to fraction form
    107,774,106.40/161,715,764.40 = 47,190,426.40/x
  3. Step 3: Cross multiply
    107,774,106.40x = 161,715,764.40 × 47,190,426.40
  4. Step 4: Simplify right side
    107,774,106.40x = 7,631,435,877,637,940
  5. Step 5: Solve for x
    x = 7,631,435,877,637,940/107,774,106.40
  6. Step 6: Final answer
    x = 70,809,549.09

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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.