Home / 82,717,536.60-124,076,304.90-39,670,815.60

Finding the Fourth Proportional to 82,717,536.60, 124,076,304.90 and 39,670,815.60

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Solution

The fourth proportional to 82,717,536.60, 124,076,304.90 and 39,670,815.60 is: 59,506,223.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,717,536.60 : 124,076,304.90 = 39,670,815.60 : x
  2. Step 2: Convert to fraction form
    82,717,536.60/124,076,304.90 = 39,670,815.60/x
  3. Step 3: Cross multiply
    82,717,536.60x = 124,076,304.90 × 39,670,815.60
  4. Step 4: Simplify right side
    82,717,536.60x = 4,922,208,212,017,277
  5. Step 5: Solve for x
    x = 4,922,208,212,017,277/82,717,536.60
  6. Step 6: Final answer
    x = 59,506,223.40

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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.