Home / 97,011,167.40-145,162,457.10-71,501,999.40

Finding the Fourth Proportional to 97,011,167.40, 145,162,457.10 and 71,501,999.40

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Solution

The fourth proportional to 97,011,167.40, 145,162,457.10 and 71,501,999.40 is: 106,991,867.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,011,167.40 : 145,162,457.10 = 71,501,999.40 : x
  2. Step 2: Convert to fraction form
    97,011,167.40/145,162,457.10 = 71,501,999.40/x
  3. Step 3: Cross multiply
    97,011,167.40x = 145,162,457.10 × 71,501,999.40
  4. Step 4: Simplify right side
    97,011,167.40x = 10,379,405,920,466,726
  5. Step 5: Solve for x
    x = 10,379,405,920,466,726/97,011,167.40
  6. Step 6: Final answer
    x = 106,991,867.01

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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.