Home / 188,000,492.40-282,000,738.60-147,185,823.60

Finding the Fourth Proportional to 188,000,492.40, 282,000,738.60 and 147,185,823.60

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Solution

The fourth proportional to 188,000,492.40, 282,000,738.60 and 147,185,823.60 is: 220,778,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,000,492.40 : 282,000,738.60 = 147,185,823.60 : x
  2. Step 2: Convert to fraction form
    188,000,492.40/282,000,738.60 = 147,185,823.60/x
  3. Step 3: Cross multiply
    188,000,492.40x = 282,000,738.60 × 147,185,823.60
  4. Step 4: Simplify right side
    188,000,492.40x = 41,506,510,966,649,312
  5. Step 5: Solve for x
    x = 41,506,510,966,649,312/188,000,492.40
  6. Step 6: Final answer
    x = 220,778,735.40

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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.