Home / 517,727,225.51-776,699,905.80-167,945,981.66

Finding the Fourth Proportional to 517,727,225.51, 776,699,905.80 and 167,945,981.66

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Solution

The fourth proportional to 517,727,225.51, 776,699,905.80 and 167,945,981.66 is: 251,954,353.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    517,727,225.51 : 776,699,905.80 = 167,945,981.66 : x
  2. Step 2: Convert to fraction form
    517,727,225.51/776,699,905.80 = 167,945,981.66/x
  3. Step 3: Cross multiply
    517,727,225.51x = 776,699,905.80 × 167,945,981.66
  4. Step 4: Simplify right side
    517,727,225.51x = 130,443,628,130,087,296
  5. Step 5: Solve for x
    x = 130,443,628,130,087,296/517,727,225.51
  6. Step 6: Final answer
    x = 251,954,353.00

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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.