Home / 39,767,003,391.90-59,659,985,627.80-12,875,579,284.56

Finding the Fourth Proportional to 39,767,003,391.90, 59,659,985,627.80 and 12,875,579,284.56

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Solution

The fourth proportional to 39,767,003,391.90, 59,659,985,627.80 and 12,875,579,284.56 is: 19,316,438,492.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,767,003,391.90 : 59,659,985,627.80 = 12,875,579,284.56 : x
  2. Step 2: Convert to fraction form
    39,767,003,391.90/59,659,985,627.80 = 12,875,579,284.56/x
  3. Step 3: Cross multiply
    39,767,003,391.90x = 59,659,985,627.80 × 12,875,579,284.56
  4. Step 4: Simplify right side
    39,767,003,391.90x = 768,156,875,066,210,385,920
  5. Step 5: Solve for x
    x = 768,156,875,066,210,385,920/39,767,003,391.90
  6. Step 6: Final answer
    x = 19,316,438,492.89

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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.