Home / 90,037,116.98-124,203,292.24-54,765,709.96

Finding the Fourth Proportional to 90,037,116.98, 124,203,292.24 and 54,765,709.96

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Solution

The fourth proportional to 90,037,116.98, 124,203,292.24 and 54,765,709.96 is: 75,547,526.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,037,116.98 : 124,203,292.24 = 54,765,709.96 : x
  2. Step 2: Convert to fraction form
    90,037,116.98/124,203,292.24 = 54,765,709.96/x
  3. Step 3: Cross multiply
    90,037,116.98x = 124,203,292.24 × 54,765,709.96
  4. Step 4: Simplify right side
    90,037,116.98x = 6,802,081,478,892,959
  5. Step 5: Solve for x
    x = 6,802,081,478,892,959/90,037,116.98
  6. Step 6: Final answer
    x = 75,547,526.48

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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.