Home / 66,435,205.80-99,652,808.70-62,404,127.40

Finding the Fourth Proportional to 66,435,205.80, 99,652,808.70 and 62,404,127.40

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Solution

The fourth proportional to 66,435,205.80, 99,652,808.70 and 62,404,127.40 is: 93,606,191.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,435,205.80 : 99,652,808.70 = 62,404,127.40 : x
  2. Step 2: Convert to fraction form
    66,435,205.80/99,652,808.70 = 62,404,127.40/x
  3. Step 3: Cross multiply
    66,435,205.80x = 99,652,808.70 × 62,404,127.40
  4. Step 4: Simplify right side
    66,435,205.80x = 6,218,746,569,882,628
  5. Step 5: Solve for x
    x = 6,218,746,569,882,628/66,435,205.80
  6. Step 6: Final answer
    x = 93,606,191.10

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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.