Home / 177,636,800.40-266,455,200.60-86,937,536.40

Finding the Fourth Proportional to 177,636,800.40, 266,455,200.60 and 86,937,536.40

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Solution

The fourth proportional to 177,636,800.40, 266,455,200.60 and 86,937,536.40 is: 130,406,304.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,636,800.40 : 266,455,200.60 = 86,937,536.40 : x
  2. Step 2: Convert to fraction form
    177,636,800.40/266,455,200.60 = 86,937,536.40/x
  3. Step 3: Cross multiply
    177,636,800.40x = 266,455,200.60 × 86,937,536.40
  4. Step 4: Simplify right side
    177,636,800.40x = 23,164,958,701,131,804
  5. Step 5: Solve for x
    x = 23,164,958,701,131,804/177,636,800.40
  6. Step 6: Final answer
    x = 130,406,304.60

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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.