Home / 53,130,118,202.91-79,695,328,598.30-15,359,768,316.43

Finding the Fourth Proportional to 53,130,118,202.91, 79,695,328,598.30 and 15,359,768,316.43

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Solution

The fourth proportional to 53,130,118,202.91, 79,695,328,598.30 and 15,359,768,316.43 is: 23,039,696,213.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,130,118,202.91 : 79,695,328,598.30 = 15,359,768,316.43 : x
  2. Step 2: Convert to fraction form
    53,130,118,202.91/79,695,328,598.30 = 15,359,768,316.43/x
  3. Step 3: Cross multiply
    53,130,118,202.91x = 79,695,328,598.30 × 15,359,768,316.43
  4. Step 4: Simplify right side
    53,130,118,202.91x = 1,224,101,783,171,452,895,232
  5. Step 5: Solve for x
    x = 1,224,101,783,171,452,895,232/53,130,118,202.91
  6. Step 6: Final answer
    x = 23,039,696,213.29

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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.