Home / 2,825,316,000.10-4,237,974,000.15-860,153,470.30

Finding the Fourth Proportional to 2,825,316,000.10, 4,237,974,000.15 and 860,153,470.30

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Solution

The fourth proportional to 2,825,316,000.10, 4,237,974,000.15 and 860,153,470.30 is: 1,290,230,205.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,316,000.10 : 4,237,974,000.15 = 860,153,470.30 : x
  2. Step 2: Convert to fraction form
    2,825,316,000.10/4,237,974,000.15 = 860,153,470.30/x
  3. Step 3: Cross multiply
    2,825,316,000.10x = 4,237,974,000.15 × 860,153,470.30
  4. Step 4: Simplify right side
    2,825,316,000.10x = 3,645,308,043,270,195,200
  5. Step 5: Solve for x
    x = 3,645,308,043,270,195,200/2,825,316,000.10
  6. Step 6: Final answer
    x = 1,290,230,205.45

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1.5x scale

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.