Home / 207,125,110.40-310,886,731.20-105,004,457.60

Finding the Fourth Proportional to 207,125,110.40, 310,886,731.20 and 105,004,457.60

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Solution

The fourth proportional to 207,125,110.40, 310,886,731.20 and 105,004,457.60 is: 157,607,605.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,125,110.40 : 310,886,731.20 = 105,004,457.60 : x
  2. Step 2: Convert to fraction form
    207,125,110.40/310,886,731.20 = 105,004,457.60/x
  3. Step 3: Cross multiply
    207,125,110.40x = 310,886,731.20 × 105,004,457.60
  4. Step 4: Simplify right side
    207,125,110.40x = 32,644,492,584,692,996
  5. Step 5: Solve for x
    x = 32,644,492,584,692,996/207,125,110.40
  6. Step 6: Final answer
    x = 157,607,605.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.