Home / 92,847,343.95-128,130,496.11-51,035,974.20

Finding the Fourth Proportional to 92,847,343.95, 128,130,496.11 and 51,035,974.20

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Solution

The fourth proportional to 92,847,343.95, 128,130,496.11 and 51,035,974.20 is: 70,430,282.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,847,343.95 : 128,130,496.11 = 51,035,974.20 : x
  2. Step 2: Convert to fraction form
    92,847,343.95/128,130,496.11 = 51,035,974.20/x
  3. Step 3: Cross multiply
    92,847,343.95x = 128,130,496.11 × 51,035,974.20
  4. Step 4: Simplify right side
    92,847,343.95x = 6,539,264,693,703,161
  5. Step 5: Solve for x
    x = 6,539,264,693,703,161/92,847,343.95
  6. Step 6: Final answer
    x = 70,430,282.82

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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.