Home / 10,139,437,089.38-13,990,573,051.90-5,851,085,957.67

Finding the Fourth Proportional to 10,139,437,089.38, 13,990,573,051.90 and 5,851,085,957.67

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Solution

The fourth proportional to 10,139,437,089.38, 13,990,573,051.90 and 5,851,085,957.67 is: 8,073,430,980.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,139,437,089.38 : 13,990,573,051.90 = 5,851,085,957.67 : x
  2. Step 2: Convert to fraction form
    10,139,437,089.38/13,990,573,051.90 = 5,851,085,957.67/x
  3. Step 3: Cross multiply
    10,139,437,089.38x = 13,990,573,051.90 × 5,851,085,957.67
  4. Step 4: Simplify right side
    10,139,437,089.38x = 81,860,045,523,629,195,264
  5. Step 5: Solve for x
    x = 81,860,045,523,629,195,264/10,139,437,089.38
  6. Step 6: Final answer
    x = 8,073,430,980.64

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Double scale
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1.5x scale

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.