Home / 35,677,288,802.72-49,220,723,851.09-20,427,230,363.65

Finding the Fourth Proportional to 35,677,288,802.72, 49,220,723,851.09 and 20,427,230,363.65

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Solution

The fourth proportional to 35,677,288,802.72, 49,220,723,851.09 and 20,427,230,363.65 is: 28,181,599,513.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,677,288,802.72 : 49,220,723,851.09 = 20,427,230,363.65 : x
  2. Step 2: Convert to fraction form
    35,677,288,802.72/49,220,723,851.09 = 20,427,230,363.65/x
  3. Step 3: Cross multiply
    35,677,288,802.72x = 49,220,723,851.09 × 20,427,230,363.65
  4. Step 4: Simplify right side
    35,677,288,802.72x = 1,005,443,064,771,678,044,160
  5. Step 5: Solve for x
    x = 1,005,443,064,771,678,044,160/35,677,288,802.72
  6. Step 6: Final answer
    x = 28,181,599,513.67

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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.