Home / 395,113,864.80-592,733,782.80-164,964,482.40

Finding the Fourth Proportional to 395,113,864.80, 592,733,782.80 and 164,964,482.40

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Solution

The fourth proportional to 395,113,864.80, 592,733,782.80 and 164,964,482.40 is: 247,473,020.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,113,864.80 : 592,733,782.80 = 164,964,482.40 : x
  2. Step 2: Convert to fraction form
    395,113,864.80/592,733,782.80 = 164,964,482.40/x
  3. Step 3: Cross multiply
    395,113,864.80x = 592,733,782.80 × 164,964,482.40
  4. Step 4: Simplify right side
    395,113,864.80x = 97,780,021,680,596,016
  5. Step 5: Solve for x
    x = 97,780,021,680,596,016/395,113,864.80
  6. Step 6: Final answer
    x = 247,473,020.80

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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.