Home / 66,730,605.60-100,095,908.40-52,397,882.40

Finding the Fourth Proportional to 66,730,605.60, 100,095,908.40 and 52,397,882.40

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Solution

The fourth proportional to 66,730,605.60, 100,095,908.40 and 52,397,882.40 is: 78,596,823.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,730,605.60 : 100,095,908.40 = 52,397,882.40 : x
  2. Step 2: Convert to fraction form
    66,730,605.60/100,095,908.40 = 52,397,882.40/x
  3. Step 3: Cross multiply
    66,730,605.60x = 100,095,908.40 × 52,397,882.40
  4. Step 4: Simplify right side
    66,730,605.60x = 5,244,813,637,064,372
  5. Step 5: Solve for x
    x = 5,244,813,637,064,372/66,730,605.60
  6. Step 6: Final answer
    x = 78,596,823.60

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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.