Home / 139,065,918,679.80-208,598,878,019.70-34,376,293,207.80

Finding the Fourth Proportional to 139,065,918,679.80, 208,598,878,019.70 and 34,376,293,207.80

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Solution

The fourth proportional to 139,065,918,679.80, 208,598,878,019.70 and 34,376,293,207.80 is: 51,564,439,811.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,065,918,679.80 : 208,598,878,019.70 = 34,376,293,207.80 : x
  2. Step 2: Convert to fraction form
    139,065,918,679.80/208,598,878,019.70 = 34,376,293,207.80/x
  3. Step 3: Cross multiply
    139,065,918,679.80x = 208,598,878,019.70 × 34,376,293,207.80
  4. Step 4: Simplify right side
    139,065,918,679.80x = 7,170,856,193,623,315,185,664
  5. Step 5: Solve for x
    x = 7,170,856,193,623,315,185,664/139,065,918,679.80
  6. Step 6: Final answer
    x = 51,564,439,811.70

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1.5x scale

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.