Home / 119,356,872,350.72-164,786,832,335.74-75,977,642,334.74

Finding the Fourth Proportional to 119,356,872,350.72, 164,786,832,335.74 and 75,977,642,334.74

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Solution

The fourth proportional to 119,356,872,350.72, 164,786,832,335.74 and 75,977,642,334.74 is: 104,896,473,592.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,356,872,350.72 : 164,786,832,335.74 = 75,977,642,334.74 : x
  2. Step 2: Convert to fraction form
    119,356,872,350.72/164,786,832,335.74 = 75,977,642,334.74/x
  3. Step 3: Cross multiply
    119,356,872,350.72x = 164,786,832,335.74 × 75,977,642,334.74
  4. Step 4: Simplify right side
    119,356,872,350.72x = 12,520,115,008,679,622,737,920
  5. Step 5: Solve for x
    x = 12,520,115,008,679,622,737,920/119,356,872,350.72
  6. Step 6: Final answer
    x = 104,896,473,592.99

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1.5x scale

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.