Home / 161,235,739.59-241,813,750.80-69,109,030.59

Finding the Fourth Proportional to 161,235,739.59, 241,813,750.80 and 69,109,030.59

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Solution

The fourth proportional to 161,235,739.59, 241,813,750.80 and 69,109,030.59 is: 103,646,461.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,235,739.59 : 241,813,750.80 = 69,109,030.59 : x
  2. Step 2: Convert to fraction form
    161,235,739.59/241,813,750.80 = 69,109,030.59/x
  3. Step 3: Cross multiply
    161,235,739.59x = 241,813,750.80 × 69,109,030.59
  4. Step 4: Simplify right side
    161,235,739.59x = 16,711,513,901,119,838
  5. Step 5: Solve for x
    x = 16,711,513,901,119,838/161,235,739.59
  6. Step 6: Final answer
    x = 103,646,461.66

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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.