Home / 98,328,056.40-147,492,084.60-67,717,054.80

Finding the Fourth Proportional to 98,328,056.40, 147,492,084.60 and 67,717,054.80

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Solution

The fourth proportional to 98,328,056.40, 147,492,084.60 and 67,717,054.80 is: 101,575,582.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,328,056.40 : 147,492,084.60 = 67,717,054.80 : x
  2. Step 2: Convert to fraction form
    98,328,056.40/147,492,084.60 = 67,717,054.80/x
  3. Step 3: Cross multiply
    98,328,056.40x = 147,492,084.60 × 67,717,054.80
  4. Step 4: Simplify right side
    98,328,056.40x = 9,987,729,575,424,436
  5. Step 5: Solve for x
    x = 9,987,729,575,424,436/98,328,056.40
  6. Step 6: Final answer
    x = 101,575,582.20

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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.