Home / 10,051,478,763.90-15,077,218,145.85-6,680,920,509.60

Finding the Fourth Proportional to 10,051,478,763.90, 15,077,218,145.85 and 6,680,920,509.60

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Solution

The fourth proportional to 10,051,478,763.90, 15,077,218,145.85 and 6,680,920,509.60 is: 10,021,380,764.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,051,478,763.90 : 15,077,218,145.85 = 6,680,920,509.60 : x
  2. Step 2: Convert to fraction form
    10,051,478,763.90/15,077,218,145.85 = 6,680,920,509.60/x
  3. Step 3: Cross multiply
    10,051,478,763.90x = 15,077,218,145.85 × 6,680,920,509.60
  4. Step 4: Simplify right side
    10,051,478,763.90x = 100,729,695,938,322,563,072
  5. Step 5: Solve for x
    x = 100,729,695,938,322,563,072/10,051,478,763.90
  6. Step 6: Final answer
    x = 10,021,380,764.40

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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.