Home / 219,403,831,526.08-302,753,078,666.60-123,040,087,596.16

Finding the Fourth Proportional to 219,403,831,526.08, 302,753,078,666.60 and 123,040,087,596.16

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Solution

The fourth proportional to 219,403,831,526.08, 302,753,078,666.60 and 123,040,087,596.16 is: 169,781,744,740.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,403,831,526.08 : 302,753,078,666.60 = 123,040,087,596.16 : x
  2. Step 2: Convert to fraction form
    219,403,831,526.08/302,753,078,666.60 = 123,040,087,596.16/x
  3. Step 3: Cross multiply
    219,403,831,526.08x = 302,753,078,666.60 × 123,040,087,596.16
  4. Step 4: Simplify right side
    219,403,831,526.08x = 37,250,765,319,145,581,969,408
  5. Step 5: Solve for x
    x = 37,250,765,319,145,581,969,408/219,403,831,526.08
  6. Step 6: Final answer
    x = 169,781,744,740.03

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1.5x scale

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.