Home / 115,507,237.40-173,176,875.30-47,314,827.80

Finding the Fourth Proportional to 115,507,237.40, 173,176,875.30 and 47,314,827.80

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Solution

The fourth proportional to 115,507,237.40, 173,176,875.30 and 47,314,827.80 is: 70,937,840.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,507,237.40 : 173,176,875.30 = 47,314,827.80 : x
  2. Step 2: Convert to fraction form
    115,507,237.40/173,176,875.30 = 47,314,827.80/x
  3. Step 3: Cross multiply
    115,507,237.40x = 173,176,875.30 × 47,314,827.80
  4. Step 4: Simplify right side
    115,507,237.40x = 8,193,834,033,761,573
  5. Step 5: Solve for x
    x = 8,193,834,033,761,573/115,507,237.40
  6. Step 6: Final answer
    x = 70,937,840.94

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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.