Home / 90,292,689.77-124,599,741.62-51,134,746.77

Finding the Fourth Proportional to 90,292,689.77, 124,599,741.62 and 51,134,746.77

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Solution

The fourth proportional to 90,292,689.77, 124,599,741.62 and 51,134,746.77 is: 70,563,588.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,292,689.77 : 124,599,741.62 = 51,134,746.77 : x
  2. Step 2: Convert to fraction form
    90,292,689.77/124,599,741.62 = 51,134,746.77/x
  3. Step 3: Cross multiply
    90,292,689.77x = 124,599,741.62 × 51,134,746.77
  4. Step 4: Simplify right side
    90,292,689.77x = 6,371,376,235,090,456
  5. Step 5: Solve for x
    x = 6,371,376,235,090,456/90,292,689.77
  6. Step 6: Final answer
    x = 70,563,588.83

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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.