Home / 117,048,898.67-161,527,423.98-70,005,971.32

Finding the Fourth Proportional to 117,048,898.67, 161,527,423.98 and 70,005,971.32

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Solution

The fourth proportional to 117,048,898.67, 161,527,423.98 and 70,005,971.32 is: 96,608,206.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,048,898.67 : 161,527,423.98 = 70,005,971.32 : x
  2. Step 2: Convert to fraction form
    117,048,898.67/161,527,423.98 = 70,005,971.32/x
  3. Step 3: Cross multiply
    117,048,898.67x = 161,527,423.98 × 70,005,971.32
  4. Step 4: Simplify right side
    117,048,898.67x = 11,307,884,210,396,062
  5. Step 5: Solve for x
    x = 11,307,884,210,396,062/117,048,898.67
  6. Step 6: Final answer
    x = 96,608,206.82

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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.