Home / 131,999,829.05-182,156,210.10-72,461,165.22

Finding the Fourth Proportional to 131,999,829.05, 182,156,210.10 and 72,461,165.22

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Solution

The fourth proportional to 131,999,829.05, 182,156,210.10 and 72,461,165.22 is: 99,994,457.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,999,829.05 : 182,156,210.10 = 72,461,165.22 : x
  2. Step 2: Convert to fraction form
    131,999,829.05/182,156,210.10 = 72,461,165.22/x
  3. Step 3: Cross multiply
    131,999,829.05x = 182,156,210.10 × 72,461,165.22
  4. Step 4: Simplify right side
    131,999,829.05x = 13,199,251,235,905,132
  5. Step 5: Solve for x
    x = 13,199,251,235,905,132/131,999,829.05
  6. Step 6: Final answer
    x = 99,994,457.04

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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.