Home / 185,421,146.56-277,920,145.04-74,685,941.08

Finding the Fourth Proportional to 185,421,146.56, 277,920,145.04 and 74,685,941.08

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Solution

The fourth proportional to 185,421,146.56, 277,920,145.04 and 74,685,941.08 is: 111,943,691.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,421,146.56 : 277,920,145.04 = 74,685,941.08 : x
  2. Step 2: Convert to fraction form
    185,421,146.56/277,920,145.04 = 74,685,941.08/x
  3. Step 3: Cross multiply
    185,421,146.56x = 277,920,145.04 × 74,685,941.08
  4. Step 4: Simplify right side
    185,421,146.56x = 20,756,727,577,402,496
  5. Step 5: Solve for x
    x = 20,756,727,577,402,496/185,421,146.56
  6. Step 6: Final answer
    x = 111,943,691.23

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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.