Home / 1,656,975,210.76-2,287,485,507.54-1,210,437,166.60

Finding the Fourth Proportional to 1,656,975,210.76, 2,287,485,507.54 and 1,210,437,166.60

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Solution

The fourth proportional to 1,656,975,210.76, 2,287,485,507.54 and 1,210,437,166.60 is: 1,671,031,321.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,656,975,210.76 : 2,287,485,507.54 = 1,210,437,166.60 : x
  2. Step 2: Convert to fraction form
    1,656,975,210.76/2,287,485,507.54 = 1,210,437,166.60/x
  3. Step 3: Cross multiply
    1,656,975,210.76x = 2,287,485,507.54 × 1,210,437,166.60
  4. Step 4: Simplify right side
    1,656,975,210.76x = 2,768,857,476,385,280,512
  5. Step 5: Solve for x
    x = 2,768,857,476,385,280,512/1,656,975,210.76
  6. Step 6: Final answer
    x = 1,671,031,321.65

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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.