Home / 75,018,506.80-112,456,901.40-44,336,646.40

Finding the Fourth Proportional to 75,018,506.80, 112,456,901.40 and 44,336,646.40

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Solution

The fourth proportional to 75,018,506.80, 112,456,901.40 and 44,336,646.40 is: 66,463,091.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,018,506.80 : 112,456,901.40 = 44,336,646.40 : x
  2. Step 2: Convert to fraction form
    75,018,506.80/112,456,901.40 = 44,336,646.40/x
  3. Step 3: Cross multiply
    75,018,506.80x = 112,456,901.40 × 44,336,646.40
  4. Step 4: Simplify right side
    75,018,506.80x = 4,985,961,872,611,465
  5. Step 5: Solve for x
    x = 4,985,961,872,611,465/75,018,506.80
  6. Step 6: Final answer
    x = 66,463,091.38

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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.