Home / 99,698,007.06-137,583,440.16-55,044,065.52

Finding the Fourth Proportional to 99,698,007.06, 137,583,440.16 and 55,044,065.52

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Solution

The fourth proportional to 99,698,007.06, 137,583,440.16 and 55,044,065.52 is: 75,960,915.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,698,007.06 : 137,583,440.16 = 55,044,065.52 : x
  2. Step 2: Convert to fraction form
    99,698,007.06/137,583,440.16 = 55,044,065.52/x
  3. Step 3: Cross multiply
    99,698,007.06x = 137,583,440.16 × 55,044,065.52
  4. Step 4: Simplify right side
    99,698,007.06x = 7,573,151,894,634,040
  5. Step 5: Solve for x
    x = 7,573,151,894,634,040/99,698,007.06
  6. Step 6: Final answer
    x = 75,960,915.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.