Home / 66,454,486.80-99,681,730.20-57,496,534.80

Finding the Fourth Proportional to 66,454,486.80, 99,681,730.20 and 57,496,534.80

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Solution

The fourth proportional to 66,454,486.80, 99,681,730.20 and 57,496,534.80 is: 86,244,802.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,454,486.80 : 99,681,730.20 = 57,496,534.80 : x
  2. Step 2: Convert to fraction form
    66,454,486.80/99,681,730.20 = 57,496,534.80/x
  3. Step 3: Cross multiply
    66,454,486.80x = 99,681,730.20 × 57,496,534.80
  4. Step 4: Simplify right side
    66,454,486.80x = 5,731,354,069,368,511
  5. Step 5: Solve for x
    x = 5,731,354,069,368,511/66,454,486.80
  6. Step 6: Final answer
    x = 86,244,802.20

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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.