Home / 20,341,159,293.58-28,072,370,077.90-12,203,267,490.14

Finding the Fourth Proportional to 20,341,159,293.58, 28,072,370,077.90 and 12,203,267,490.14

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Solution

The fourth proportional to 20,341,159,293.58, 28,072,370,077.90 and 12,203,267,490.14 is: 16,841,451,177.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,341,159,293.58 : 28,072,370,077.90 = 12,203,267,490.14 : x
  2. Step 2: Convert to fraction form
    20,341,159,293.58/28,072,370,077.90 = 12,203,267,490.14/x
  3. Step 3: Cross multiply
    20,341,159,293.58x = 28,072,370,077.90 × 12,203,267,490.14
  4. Step 4: Simplify right side
    20,341,159,293.58x = 342,574,641,142,651,224,064
  5. Step 5: Solve for x
    x = 342,574,641,142,651,224,064/20,341,159,293.58
  6. Step 6: Final answer
    x = 16,841,451,177.80

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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.