Home / 120,831,962.40-181,318,802.40-44,162,740.80

Finding the Fourth Proportional to 120,831,962.40, 181,318,802.40 and 44,162,740.80

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Solution

The fourth proportional to 120,831,962.40, 181,318,802.40 and 44,162,740.80 is: 66,270,009.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,831,962.40 : 181,318,802.40 = 44,162,740.80 : x
  2. Step 2: Convert to fraction form
    120,831,962.40/181,318,802.40 = 44,162,740.80/x
  3. Step 3: Cross multiply
    120,831,962.40x = 181,318,802.40 × 44,162,740.80
  4. Step 4: Simplify right side
    120,831,962.40x = 8,007,535,272,557,618
  5. Step 5: Solve for x
    x = 8,007,535,272,557,618/120,831,962.40
  6. Step 6: Final answer
    x = 66,270,009.30

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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.