Home / 66,456,069.80-99,684,104.70-64,963,077.80

Finding the Fourth Proportional to 66,456,069.80, 99,684,104.70 and 64,963,077.80

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Solution

The fourth proportional to 66,456,069.80, 99,684,104.70 and 64,963,077.80 is: 97,444,616.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,456,069.80 : 99,684,104.70 = 64,963,077.80 : x
  2. Step 2: Convert to fraction form
    66,456,069.80/99,684,104.70 = 64,963,077.80/x
  3. Step 3: Cross multiply
    66,456,069.80x = 99,684,104.70 × 64,963,077.80
  4. Step 4: Simplify right side
    66,456,069.80x = 6,475,786,249,049,446
  5. Step 5: Solve for x
    x = 6,475,786,249,049,446/66,456,069.80
  6. Step 6: Final answer
    x = 97,444,616.70

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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.