Home / 90,292,690.77-124,599,742.99-51,134,747.77

Finding the Fourth Proportional to 90,292,690.77, 124,599,742.99 and 51,134,747.77

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Solution

The fourth proportional to 90,292,690.77, 124,599,742.99 and 51,134,747.77 is: 70,563,590.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,292,690.77 : 124,599,742.99 = 51,134,747.77 : x
  2. Step 2: Convert to fraction form
    90,292,690.77/124,599,742.99 = 51,134,747.77/x
  3. Step 3: Cross multiply
    90,292,690.77x = 124,599,742.99 × 51,134,747.77
  4. Step 4: Simplify right side
    90,292,690.77x = 6,371,376,430,000,476
  5. Step 5: Solve for x
    x = 6,371,376,430,000,476/90,292,690.77
  6. Step 6: Final answer
    x = 70,563,590.20

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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.