Home / 5,220,271,951.20-7,830,407,926.80-3,156,359,810.40

Finding the Fourth Proportional to 5,220,271,951.20, 7,830,407,926.80 and 3,156,359,810.40

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Solution

The fourth proportional to 5,220,271,951.20, 7,830,407,926.80 and 3,156,359,810.40 is: 4,734,539,715.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,220,271,951.20 : 7,830,407,926.80 = 3,156,359,810.40 : x
  2. Step 2: Convert to fraction form
    5,220,271,951.20/7,830,407,926.80 = 3,156,359,810.40/x
  3. Step 3: Cross multiply
    5,220,271,951.20x = 7,830,407,926.80 × 3,156,359,810.40
  4. Step 4: Simplify right side
    5,220,271,951.20x = 24,715,584,879,189,106,688
  5. Step 5: Solve for x
    x = 24,715,584,879,189,106,688/5,220,271,951.20
  6. Step 6: Final answer
    x = 4,734,539,715.60

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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.