Home / 70,401,508.02-97,158,570.93-39,461,685.30

Finding the Fourth Proportional to 70,401,508.02, 97,158,570.93 and 39,461,685.30

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Solution

The fourth proportional to 70,401,508.02, 97,158,570.93 and 39,461,685.30 is: 54,459,642.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,401,508.02 : 97,158,570.93 = 39,461,685.30 : x
  2. Step 2: Convert to fraction form
    70,401,508.02/97,158,570.93 = 39,461,685.30/x
  3. Step 3: Cross multiply
    70,401,508.02x = 97,158,570.93 × 39,461,685.30
  4. Step 4: Simplify right side
    70,401,508.02x = 3,834,040,950,237,388.50
  5. Step 5: Solve for x
    x = 3,834,040,950,237,388.50/70,401,508.02
  6. Step 6: Final answer
    x = 54,459,642.39

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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.