Home / 181,878,165.45-272,817,248.18-89,806,012.20

Finding the Fourth Proportional to 181,878,165.45, 272,817,248.18 and 89,806,012.20

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Solution

The fourth proportional to 181,878,165.45, 272,817,248.18 and 89,806,012.20 is: 134,709,018.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,878,165.45 : 272,817,248.18 = 89,806,012.20 : x
  2. Step 2: Convert to fraction form
    181,878,165.45/272,817,248.18 = 89,806,012.20/x
  3. Step 3: Cross multiply
    181,878,165.45x = 272,817,248.18 × 89,806,012.20
  4. Step 4: Simplify right side
    181,878,165.45x = 24,500,629,117,974,480
  5. Step 5: Solve for x
    x = 24,500,629,117,974,480/181,878,165.45
  6. Step 6: Final answer
    x = 134,709,018.30

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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.