Home / 191,087,901.28-286,266,692.10-160,161,523.30

Finding the Fourth Proportional to 191,087,901.28, 286,266,692.10 and 160,161,523.30

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Solution

The fourth proportional to 191,087,901.28, 286,266,692.10 and 160,161,523.30 is: 239,936,223.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,087,901.28 : 286,266,692.10 = 160,161,523.30 : x
  2. Step 2: Convert to fraction form
    191,087,901.28/286,266,692.10 = 160,161,523.30/x
  3. Step 3: Cross multiply
    191,087,901.28x = 286,266,692.10 × 160,161,523.30
  4. Step 4: Simplify right side
    191,087,901.28x = 45,848,909,476,788,080
  5. Step 5: Solve for x
    x = 45,848,909,476,788,080/191,087,901.28
  6. Step 6: Final answer
    x = 239,936,223.96

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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.