Home / 89,940,430.20-124,118,649.47-52,771,342.88

Finding the Fourth Proportional to 89,940,430.20, 124,118,649.47 and 52,771,342.88

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Solution

The fourth proportional to 89,940,430.20, 124,118,649.47 and 52,771,342.88 is: 72,824,955.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,940,430.20 : 124,118,649.47 = 52,771,342.88 : x
  2. Step 2: Convert to fraction form
    89,940,430.20/124,118,649.47 = 52,771,342.88/x
  3. Step 3: Cross multiply
    89,940,430.20x = 124,118,649.47 × 52,771,342.88
  4. Step 4: Simplify right side
    89,940,430.20x = 6,549,907,808,983,901
  5. Step 5: Solve for x
    x = 6,549,907,808,983,901/89,940,430.20
  6. Step 6: Final answer
    x = 72,824,955.30

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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.